diff --git a/COPYING b/COPYING
index c8968b1..9af50bb 100644
--- a/COPYING
+++ b/COPYING
@@ -1,5 +1,5 @@
-Copyright (c) 2014-2020 Delta Consultants
-Copyright (c) 2014-2020 GoUrl.io Developers 
+Copyright (c) 2014-2021 Delta Consultants
+Copyright (c) 2014-2021 GoUrl.io Developers 
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/Examples/example_basic.php b/Examples/example_basic.php
index 945986e..621c099 100644
--- a/Examples/example_basic.php
+++ b/Examples/example_basic.php
@@ -2,7 +2,7 @@
 /**
  * @category    Main Example - Custom Payment Box ((json, bootstrap4, mobile friendly, white label product, your own logo)        
  * @package     GoUrl Cryptocurrency Payment API
- * copyright 	(c) 2014-2020 Delta Consultants
+ * copyright 	(c) 2014-2021 Delta Consultants
  * @desc     	GoUrl Crypto Payment Box Example (json, bootstrap4, mobile friendly, optional - free White Label Product - Bitcoin/altcoin Payments with your own logo and all payment requests through your server, open source)
  * @crypto      Supported Cryptocoins -	Bitcoin, BitcoinCash, BitcoinSV, Litecoin, Dash, Dogecoin, Speedcoin, Reddcoin, Potcoin, Feathercoin, Vertcoin, Peercoin, MonetaryUnit, UniversalCurrency
  * @website     https://gourl.io/bitcoin-payment-gateway-api.html#p8
@@ -11,9 +11,9 @@
  */ 
     
 
-	/********************** NOTE - 2018-2020 YEARS *************************************************************************/ 
+	/********************** NOTE - 2018-2021 YEARS *************************************************************************/ 
 	/*****                                                                                                             *****/ 
-	/*****     This is NEW 2018-2020 latest Bitcoin Payment Box Example  (mobile friendly JSON payment box)            *****/ 
+	/*****     This is NEW 2018-2021 latest Bitcoin Payment Box Example  (mobile friendly JSON payment box)            *****/ 
 	/*****                                                                                                             *****/ 
 	/*****     You can generate php payment box code online - https://gourl.io/lib/examples/example_customize_box.php  *****/
 	/*****         White Label Product - https://gourl.io/lib/test/example_customize_box.php?method=curl&logo=custom   *****/
diff --git a/Examples/example_customize_box.php b/Examples/example_customize_box.php
index d5069a2..803137e 100644
--- a/Examples/example_customize_box.php
+++ b/Examples/example_customize_box.php
@@ -2,7 +2,7 @@
 /**
  * @category    Example - Custom Payment Box (json format; customise your bitcoin/altcoin payment box with your own text / logo)   
  * @package     GoUrl Cryptocurrency Payment API
- * copyright 	(c) 2014-2020 Delta Consultants
+ * copyright 	(c) 2014-2021 Delta Consultants
  * @desc     	GoUrl Crypto Payment Box Example (json, bootstrap4, mobile friendly, optional - free White Label Product - Bitcoin/altcoin Payments with your own logo and all payment requests through your server, open source)
  * @crypto      Supported Cryptocoins -	Bitcoin, BitcoinCash, BitcoinSV, Litecoin, Dash, Dogecoin, Speedcoin, Reddcoin, Potcoin, Feathercoin, Vertcoin, Peercoin, MonetaryUnit, UniversalCurrency
  * @website     https://gourl.io/bitcoin-payment-gateway-api.html#p8
@@ -11,9 +11,9 @@
  */ 
     
 
-	/********************** NOTE - 2018-2020 YEARS *************************************************************************/ 
+	/********************** NOTE - 2018-2021 YEARS *************************************************************************/ 
 	/*****                                                                                                             *****/ 
-	/*****     This is NEW 2018-2020 latest Bitcoin Payment Box Example  (mobile friendly JSON payment box)            *****/ 
+	/*****     This is NEW 2018-2021 latest Bitcoin Payment Box Example  (mobile friendly JSON payment box)            *****/ 
 	/*****                                                                                                             *****/ 
 	/*****     You can generate php payment box code online - https://gourl.io/lib/examples/example_customize_box.php  *****/
 	/*****         White Label Product - https://gourl.io/lib/test/example_customize_box.php?method=curl&logo=custom   *****/
@@ -478,7 +478,7 @@
 	<br>
 	<div class='card card-body bg-light d-inline-block'>
 			
-		<h1 class="display-4">Customize GoUrl Bitcoin/ Altcoin Payment Box (2020 year)</h1>
+		<h1 class="display-4">Customize GoUrl Bitcoin/ Altcoin Payment Box (2021 year)</h1>
 		<p class='lead'>See live <a href='#dmgnpcode'>generated php/html code</a> for your website below (<a target="_blank" href="https://github.com/cryptoapi/Payment-Gateway">open source class</a>)</p>
 
         <div id="dropdown1" class="d-inline-block dropdown mx-3 my-3">
@@ -907,7 +907,7 @@
         <div class="row">
           <div class="col-12 col-md">
             <img class="mb-2" src="https://getbootstrap.com/docs/4.4/assets/brand/bootstrap-solid.svg" alt="" width="24" height="24">
-            <small class="d-block mb-3 text-muted">&copy; 2014-2020</small>
+            <small class="d-block mb-3 text-muted">&copy; 2014-2021</small>
             <br>
             <div><a target="_blank" href="https://validator.w3.org/nu/?showsource=yes&amp;doc=<?php echo "https://".$_SERVER[HTTP_HOST].urlencode($_SERVER[REQUEST_URI]); ?>"><img title="Markup Validation Service" src="https://gourl.io/images/w3c.png" alt="Valid HTML 5"></a></div>
           </div>
diff --git a/Examples/pay-per-download-multi.php b/Examples/pay-per-download-multi.php
index 2aa7b82..ae8e75d 100644
--- a/Examples/pay-per-download-multi.php
+++ b/Examples/pay-per-download-multi.php
@@ -2,7 +2,7 @@
 /**
  * @category    Example4 - Pay-Per-Download (payments in multiple cryptocurrencies, you can use original price in USD)
  * @package     GoUrl Cryptocurrency Payment API 
- * copyright 	(c) 2014-2020 Delta Consultants
+ * copyright 	(c) 2014-2021 Delta Consultants
  * @crypto      Supported Cryptocoins -	Bitcoin, BitcoinCash, BitcoinSV, Litecoin, Dash, Dogecoin, Speedcoin, Reddcoin, Potcoin, Feathercoin, Vertcoin, Peercoin, MonetaryUnit, UniversalCurrency
  * @website     https://gourl.io/bitcoin-payment-gateway-api.html#p2
  * @live_demo   https://gourl.io/lib/examples/pay-per-download-multi.php
@@ -12,7 +12,7 @@
 	/*****                                                                                                             *****/ 
 	/*****     This is iFrame Bitcoin Payment Box Example (2014 - 2017)                                                *****/ 
 	/*****                                                                                                             *****/ 
-	/*****     Available - new 2018-2020 version; mobile friendly JSON payment box (own logo, white label product)     *****/
+	/*****     Available - new 2018-2021 version; mobile friendly JSON payment box (own logo, white label product)     *****/
 	/*****     New Demo with generation php payment box code - https://gourl.io/lib/examples/example_customize_box.php *****/
 	/*****         White Theme - https://gourl.io/lib/examples/example_customize_box.php?theme=black                   *****/
 	/*****         Black Theme - https://gourl.io/lib/examples/example_customize_box.php?theme=default     		   *****/
diff --git a/Examples/pay-per-download.php b/Examples/pay-per-download.php
index 8cd31b3..36b6604 100644
--- a/Examples/pay-per-download.php
+++ b/Examples/pay-per-download.php
@@ -2,7 +2,7 @@
 /**
  * @category    Example3 - Pay-Per-Download (single crypto currency in payment box)
  * @package     GoUrl Cryptocurrency Payment API 
- * copyright 	(c) 2014-2020 Delta Consultants
+ * copyright 	(c) 2014-2021 Delta Consultants
  * @crypto      Supported Cryptocoins -	Bitcoin, BitcoinCash, BitcoinSV, Litecoin, Dash, Dogecoin, Speedcoin, Reddcoin, Potcoin, Feathercoin, Vertcoin, Peercoin, MonetaryUnit, UniversalCurrency
  * @website     https://gourl.io/bitcoin-payment-gateway-api.html#p2
  * @live_demo   https://gourl.io/lib/examples/pay-per-download.php
@@ -12,7 +12,7 @@
 	/*****                                                                                                             *****/ 
 	/*****     This is iFrame Bitcoin Payment Box Example (2014 - 2017)                                                *****/ 
 	/*****                                                                                                             *****/ 
-	/*****     Available - new 2018-2020 version; mobile friendly JSON payment box (own logo, white label product)     *****/
+	/*****     Available - new 2018-2021 version; mobile friendly JSON payment box (own logo, white label product)     *****/
 	/*****     New Demo with generation php payment box code - https://gourl.io/lib/examples/example_customize_box.php *****/
 	/*****         White Theme - https://gourl.io/lib/examples/example_customize_box.php?theme=black                   *****/
 	/*****         Black Theme - https://gourl.io/lib/examples/example_customize_box.php?theme=default     		   *****/
diff --git a/Examples/pay-per-membership-multi.php b/Examples/pay-per-membership-multi.php
index b795c76..0c440f5 100644
--- a/Examples/pay-per-membership-multi.php
+++ b/Examples/pay-per-membership-multi.php
@@ -2,7 +2,7 @@
 /**
  * @category    Example12 - Pay-Per-Membership (payments in multiple cryptocurrencies, you can use original price in USD)
  * @package     GoUrl Cryptocurrency Payment API 
- * copyright 	(c) 2014-2020 Delta Consultants
+ * copyright 	(c) 2014-2021 Delta Consultants
  * @crypto      Supported Cryptocoins -	Bitcoin, BitcoinCash, BitcoinSV, Litecoin, Dash, Dogecoin, Speedcoin, Reddcoin, Potcoin, Feathercoin, Vertcoin, Peercoin, MonetaryUnit, UniversalCurrency
  * @website     https://gourl.io/bitcoin-payment-gateway-api.html#p6
  * @live_demo   https://gourl.io/lib/examples/pay-per-membership-multi.php
@@ -12,7 +12,7 @@
 	/*****                                                                                                             *****/ 
 	/*****     This is iFrame Bitcoin Payment Box Example (2014 - 2017)                                                *****/ 
 	/*****                                                                                                             *****/ 
-	/*****     Available - new 2018-2020 version; mobile friendly JSON payment box (own logo, white label product)     *****/
+	/*****     Available - new 2018-2021 version; mobile friendly JSON payment box (own logo, white label product)     *****/
 	/*****     New Demo with generation php payment box code - https://gourl.io/lib/examples/example_customize_box.php *****/
 	/*****         White Theme - https://gourl.io/lib/examples/example_customize_box.php?theme=black                   *****/
 	/*****         Black Theme - https://gourl.io/lib/examples/example_customize_box.php?theme=default     		   *****/
diff --git a/Examples/pay-per-membership.php b/Examples/pay-per-membership.php
index a93e43f..63ea20d 100644
--- a/Examples/pay-per-membership.php
+++ b/Examples/pay-per-membership.php
@@ -2,7 +2,7 @@
 /**
  * @category    Example11 - Pay-Per-Membership (single crypto currency in payment box)
  * @package     GoUrl Cryptocurrency Payment API 
- * copyright 	(c) 2014-2020 Delta Consultants
+ * copyright 	(c) 2014-2021 Delta Consultants
  * @crypto      Supported Cryptocoins -	Bitcoin, BitcoinCash, BitcoinSV, Litecoin, Dash, Dogecoin, Speedcoin, Reddcoin, Potcoin, Feathercoin, Vertcoin, Peercoin, MonetaryUnit, UniversalCurrency
  * @website     https://gourl.io/bitcoin-payment-gateway-api.html#p6
  * @live_demo   https://gourl.io/lib/examples/pay-per-membership.php
@@ -12,7 +12,7 @@
 	/*****                                                                                                             *****/ 
 	/*****     This is iFrame Bitcoin Payment Box Example (2014 - 2017)                                                *****/ 
 	/*****                                                                                                             *****/ 
-	/*****     Available - new 2018-2020 version; mobile friendly JSON payment box (own logo, white label product)     *****/
+	/*****     Available - new 2018-2021 version; mobile friendly JSON payment box (own logo, white label product)     *****/
 	/*****     New Demo with generation php payment box code - https://gourl.io/lib/examples/example_customize_box.php *****/
 	/*****         White Theme - https://gourl.io/lib/examples/example_customize_box.php?theme=black                   *****/
 	/*****         Black Theme - https://gourl.io/lib/examples/example_customize_box.php?theme=default     		   *****/
diff --git a/Examples/pay-per-page-multi.php b/Examples/pay-per-page-multi.php
index f740ea7..4d16450 100644
--- a/Examples/pay-per-page-multi.php
+++ b/Examples/pay-per-page-multi.php
@@ -2,7 +2,7 @@
 /**
  * @category    Example10 - Pay-Per-Page Access (payments in multiple cryptocurrencies, you can use original price in USD)
  * @package     GoUrl Cryptocurrency Payment API 
- * copyright 	(c) 2014-2020 Delta Consultants
+ * copyright 	(c) 2014-2021 Delta Consultants
  * @crypto      Supported Cryptocoins -	Bitcoin, BitcoinCash, BitcoinSV, Litecoin, Dash, Dogecoin, Speedcoin, Reddcoin, Potcoin, Feathercoin, Vertcoin, Peercoin, MonetaryUnit, UniversalCurrency
  * @website     https://gourl.io/bitcoin-payment-gateway-api.html#p5
  * @live_demo   https://gourl.io/lib/examples/pay-per-page-multi.php
@@ -12,7 +12,7 @@
 	/*****                                                                                                             *****/ 
 	/*****     This is iFrame Bitcoin Payment Box Example (2014 - 2017)                                                *****/ 
 	/*****                                                                                                             *****/ 
-	/*****     Available - new 2018-2020 version; mobile friendly JSON payment box (own logo, white label product)     *****/
+	/*****     Available - new 2018-2021 version; mobile friendly JSON payment box (own logo, white label product)     *****/
 	/*****     New Demo with generation php payment box code - https://gourl.io/lib/examples/example_customize_box.php *****/
 	/*****         White Theme - https://gourl.io/lib/examples/example_customize_box.php?theme=black                   *****/
 	/*****         Black Theme - https://gourl.io/lib/examples/example_customize_box.php?theme=default     		   *****/
diff --git a/Examples/pay-per-page.php b/Examples/pay-per-page.php
index e25b08c..4f222a8 100644
--- a/Examples/pay-per-page.php
+++ b/Examples/pay-per-page.php
@@ -2,7 +2,7 @@
 /**
  * @category    Example9 - Pay-Per-Page Access (single crypto currency in payment box)
  * @package     GoUrl Cryptocurrency Payment API 
- * copyright 	(c) 2014-2020 Delta Consultants
+ * copyright 	(c) 2014-2021 Delta Consultants
  * @crypto      Supported Cryptocoins -	Bitcoin, BitcoinCash, BitcoinSV, Litecoin, Dash, Dogecoin, Speedcoin, Reddcoin, Potcoin, Feathercoin, Vertcoin, Peercoin, MonetaryUnit, UniversalCurrency
  * @website     https://gourl.io/bitcoin-payment-gateway-api.html#p5
  * @live_demo   https://gourl.io/lib/examples/pay-per-page.php
@@ -12,7 +12,7 @@
 	/*****                                                                                                             *****/ 
 	/*****     This is iFrame Bitcoin Payment Box Example (2014 - 2017)                                                *****/ 
 	/*****                                                                                                             *****/ 
-	/*****     Available - new 2018-2020 version; mobile friendly JSON payment box (own logo, white label product)     *****/
+	/*****     Available - new 2018-2021 version; mobile friendly JSON payment box (own logo, white label product)     *****/
 	/*****     New Demo with generation php payment box code - https://gourl.io/lib/examples/example_customize_box.php *****/
 	/*****         White Theme - https://gourl.io/lib/examples/example_customize_box.php?theme=black                   *****/
 	/*****         Black Theme - https://gourl.io/lib/examples/example_customize_box.php?theme=default     		   *****/
diff --git a/Examples/pay-per-post-multi.php b/Examples/pay-per-post-multi.php
index 8a840a3..4dbad7b 100644
--- a/Examples/pay-per-post-multi.php
+++ b/Examples/pay-per-post-multi.php
@@ -2,7 +2,7 @@
 /**
  * @category    Example6 - Pay-Per-Post (payments in multiple cryptocurrencies, you can use original price in USD)
  * @package     GoUrl Cryptocurrency Payment API 
- * copyright 	(c) 2014-2020 Delta Consultants
+ * copyright 	(c) 2014-2021 Delta Consultants
  * @crypto      Supported Cryptocoins -	Bitcoin, BitcoinCash, BitcoinSV, Litecoin, Dash, Dogecoin, Speedcoin, Reddcoin, Potcoin, Feathercoin, Vertcoin, Peercoin, MonetaryUnit, UniversalCurrency
  * @website     https://gourl.io/bitcoin-payment-gateway-api.html#p3
  * @live_demo   https://gourl.io/lib/examples/pay-per-post-multi.php
@@ -12,7 +12,7 @@
 	/*****                                                                                                             *****/ 
 	/*****     This is iFrame Bitcoin Payment Box Example (2014 - 2017)                                                *****/ 
 	/*****                                                                                                             *****/ 
-	/*****     Available - new 2018-2020 version; mobile friendly JSON payment box (own logo, white label product)     *****/
+	/*****     Available - new 2018-2021 version; mobile friendly JSON payment box (own logo, white label product)     *****/
 	/*****     New Demo with generation php payment box code - https://gourl.io/lib/examples/example_customize_box.php *****/
 	/*****         White Theme - https://gourl.io/lib/examples/example_customize_box.php?theme=black                   *****/
 	/*****         Black Theme - https://gourl.io/lib/examples/example_customize_box.php?theme=default     		   *****/
diff --git a/Examples/pay-per-post.php b/Examples/pay-per-post.php
index b0688ed..1faba2c 100644
--- a/Examples/pay-per-post.php
+++ b/Examples/pay-per-post.php
@@ -2,7 +2,7 @@
 /**
  * @category    Example5 - Pay-Per-Post (single crypto currency in payment box)
  * @package     GoUrl Cryptocurrency Payment API 
- * copyright 	(c) 2014-2020 Delta Consultants
+ * copyright 	(c) 2014-2021 Delta Consultants
  * @crypto      Supported Cryptocoins -	Bitcoin, BitcoinCash, BitcoinSV, Litecoin, Dash, Dogecoin, Speedcoin, Reddcoin, Potcoin, Feathercoin, Vertcoin, Peercoin, MonetaryUnit, UniversalCurrency
  * @website     https://gourl.io/bitcoin-payment-gateway-api.html#p3
  * @live_demo   https://gourl.io/lib/examples/pay-per-post.php
@@ -12,7 +12,7 @@
 	/*****                                                                                                             *****/ 
 	/*****     This is iFrame Bitcoin Payment Box Example (2014 - 2017)                                                *****/ 
 	/*****                                                                                                             *****/ 
-	/*****     Available - new 2018-2020 version; mobile friendly JSON payment box (own logo, white label product)     *****/
+	/*****     Available - new 2018-2021 version; mobile friendly JSON payment box (own logo, white label product)     *****/
 	/*****     New Demo with generation php payment box code - https://gourl.io/lib/examples/example_customize_box.php *****/
 	/*****         White Theme - https://gourl.io/lib/examples/example_customize_box.php?theme=black                   *****/
 	/*****         Black Theme - https://gourl.io/lib/examples/example_customize_box.php?theme=default     		   *****/
diff --git a/Examples/pay-per-product-multi.php b/Examples/pay-per-product-multi.php
index baeb6cb..4e951d2 100644
--- a/Examples/pay-per-product-multi.php
+++ b/Examples/pay-per-product-multi.php
@@ -2,7 +2,7 @@
 /**
  * @category    Example2 - Pay-Per-Product (payments in multiple cryptocurrencies, you can use original price in USD)
  * @package     GoUrl Cryptocurrency Payment API 
- * copyright 	(c) 2014-2020 Delta Consultants
+ * copyright 	(c) 2014-2021 Delta Consultants
  * @crypto      Supported Cryptocoins -	Bitcoin, BitcoinCash, BitcoinSV, Litecoin, Dash, Dogecoin, Speedcoin, Reddcoin, Potcoin, Feathercoin, Vertcoin, Peercoin, MonetaryUnit, UniversalCurrency
  * @website     https://gourl.io/bitcoin-payment-gateway-api.html#p1
  * @live_demo   https://gourl.io/lib/examples/pay-per-product-multi.php
@@ -12,7 +12,7 @@
 	/*****                                                                                                             *****/ 
 	/*****     This is iFrame Bitcoin Payment Box Example (2014 - 2017)                                                *****/ 
 	/*****                                                                                                             *****/ 
-	/*****     Available - new 2018-2020 version; mobile friendly JSON payment box (own logo, white label product)     *****/
+	/*****     Available - new 2018-2021 version; mobile friendly JSON payment box (own logo, white label product)     *****/
 	/*****     New Demo with generation php payment box code - https://gourl.io/lib/examples/example_customize_box.php *****/
 	/*****         White Theme - https://gourl.io/lib/examples/example_customize_box.php?theme=black                   *****/
 	/*****         Black Theme - https://gourl.io/lib/examples/example_customize_box.php?theme=default     		   *****/
diff --git a/Examples/pay-per-product.php b/Examples/pay-per-product.php
index a57481d..d1f90f8 100644
--- a/Examples/pay-per-product.php
+++ b/Examples/pay-per-product.php
@@ -2,7 +2,7 @@
 /**
  * @category    Example1 - Pay-Per-Product (single crypto currency in payment box)
  * @package     GoUrl Cryptocurrency Payment API 
- * copyright 	(c) 2014-2020 Delta Consultants
+ * copyright 	(c) 2014-2021 Delta Consultants
  * @crypto      Supported Cryptocoins -	Bitcoin, BitcoinCash, BitcoinSV, Litecoin, Dash, Dogecoin, Speedcoin, Reddcoin, Potcoin, Feathercoin, Vertcoin, Peercoin, MonetaryUnit, UniversalCurrency
  * @website     https://gourl.io/bitcoin-payment-gateway-api.html#p1
  * @live_demo   https://gourl.io/lib/examples/pay-per-product.php
@@ -12,7 +12,7 @@
 	/*****                                                                                                             *****/ 
 	/*****     This is iFrame Bitcoin Payment Box Example (2014 - 2017)                                                *****/ 
 	/*****                                                                                                             *****/ 
-	/*****     Available - new 2018-2020 version; mobile friendly JSON payment box (own logo, white label product)     *****/
+	/*****     Available - new 2018-2021 version; mobile friendly JSON payment box (own logo, white label product)     *****/
 	/*****     New Demo with generation php payment box code - https://gourl.io/lib/examples/example_customize_box.php *****/
 	/*****         White Theme - https://gourl.io/lib/examples/example_customize_box.php?theme=black                   *****/
 	/*****         Black Theme - https://gourl.io/lib/examples/example_customize_box.php?theme=default     		   *****/
diff --git a/Examples/pay-per-registration-multi.php b/Examples/pay-per-registration-multi.php
index cc76e25..53f3e0d 100644
--- a/Examples/pay-per-registration-multi.php
+++ b/Examples/pay-per-registration-multi.php
@@ -2,7 +2,7 @@
 /**
  * @category    Example8 - Pay-Per-Registration (payments in multiple cryptocurrencies, you can use original price in USD)
  * @package     GoUrl Cryptocurrency Payment API 
- * copyright 	(c) 2014-2020 Delta Consultants
+ * copyright 	(c) 2014-2021 Delta Consultants
  * @crypto      Supported Cryptocoins -	Bitcoin, BitcoinCash, BitcoinSV, Litecoin, Dash, Dogecoin, Speedcoin, Reddcoin, Potcoin, Feathercoin, Vertcoin, Peercoin, MonetaryUnit, UniversalCurrency
  * @website     https://gourl.io/bitcoin-payment-gateway-api.html#p4
  * @live_demo   https://gourl.io/lib/examples/pay-per-registration-multi.php
@@ -12,7 +12,7 @@
 	/*****                                                                                                             *****/ 
 	/*****     This is iFrame Bitcoin Payment Box Example (2014 - 2017)                                                *****/ 
 	/*****                                                                                                             *****/ 
-	/*****     Available - new 2018-2020 version; mobile friendly JSON payment box (own logo, white label product)     *****/
+	/*****     Available - new 2018-2021 version; mobile friendly JSON payment box (own logo, white label product)     *****/
 	/*****     New Demo with generation php payment box code - https://gourl.io/lib/examples/example_customize_box.php *****/
 	/*****         White Theme - https://gourl.io/lib/examples/example_customize_box.php?theme=black                   *****/
 	/*****         Black Theme - https://gourl.io/lib/examples/example_customize_box.php?theme=default     		   *****/
diff --git a/Examples/pay-per-registration.php b/Examples/pay-per-registration.php
index c3ce495..130c9e0 100644
--- a/Examples/pay-per-registration.php
+++ b/Examples/pay-per-registration.php
@@ -2,7 +2,7 @@
 /**
  * @category    Example7 - Pay-Per-Registration (single crypto currency in payment box)
  * @package     GoUrl Cryptocurrency Payment API 
- * copyright 	(c) 2014-2020 Delta Consultants
+ * copyright 	(c) 2014-2021 Delta Consultants
  * @crypto      Supported Cryptocoins -	Bitcoin, BitcoinCash, BitcoinSV, Litecoin, Dash, Dogecoin, Speedcoin, Reddcoin, Potcoin, Feathercoin, Vertcoin, Peercoin, MonetaryUnit, UniversalCurrency
  * @website     https://gourl.io/bitcoin-payment-gateway-api.html#p4
  * @live_demo   https://gourl.io/lib/examples/pay-per-registration.php
@@ -12,7 +12,7 @@
 	/*****                                                                                                             *****/ 
 	/*****     This is iFrame Bitcoin Payment Box Example (2014 - 2017)                                                *****/ 
 	/*****                                                                                                             *****/ 
-	/*****     Available - new 2018-2020 version; mobile friendly JSON payment box (own logo, white label product)     *****/
+	/*****     Available - new 2018-2021 version; mobile friendly JSON payment box (own logo, white label product)     *****/
 	/*****     New Demo with generation php payment box code - https://gourl.io/lib/examples/example_customize_box.php *****/
 	/*****         White Theme - https://gourl.io/lib/examples/example_customize_box.php?theme=black                   *****/
 	/*****         Black Theme - https://gourl.io/lib/examples/example_customize_box.php?theme=default     		   *****/
diff --git a/example_basic.php b/example_basic.php
index c2ff8c8..3587df3 100644
--- a/example_basic.php
+++ b/example_basic.php
@@ -2,7 +2,7 @@
 /**
  * @category    Main Example - Custom Payment Box ((json, bootstrap4, mobile friendly, white label product, your own logo)        
  * @package     GoUrl Cryptocurrency Payment API
- * copyright 	(c) 2014-2020 Delta Consultants
+ * copyright 	(c) 2014-2021 Delta Consultants
  * @desc     	GoUrl Crypto Payment Box Example (json, bootstrap4, mobile friendly, optional - free White Label Product - Bitcoin/altcoin Payments with your own logo and all payment requests through your server, open source)
  * @crypto      Supported Cryptocoins -	Bitcoin, BitcoinCash, BitcoinSV, Litecoin, Dash, Dogecoin, Speedcoin, Reddcoin, Potcoin, Feathercoin, Vertcoin, Peercoin, MonetaryUnit, UniversalCurrency
  * @website     https://gourl.io/bitcoin-payment-gateway-api.html#p8
@@ -11,9 +11,9 @@
  */ 
     
 
-	/********************** NOTE - 2018-2020 YEARS *************************************************************************/ 
+	/********************** NOTE - 2018-2021 YEARS *************************************************************************/ 
 	/*****                                                                                                             *****/ 
-	/*****     This is NEW 2018-2020 latest Bitcoin Payment Box Example  (mobile friendly JSON payment box)            *****/ 
+	/*****     This is NEW 2018-2021 latest Bitcoin Payment Box Example  (mobile friendly JSON payment box)            *****/ 
 	/*****                                                                                                             *****/ 
 	/*****     You can generate php payment box code online - https://gourl.io/lib/examples/example_customize_box.php  *****/
 	/*****         White Label Product - https://gourl.io/lib/test/example_customize_box.php?method=curl&logo=custom   *****/
diff --git a/example_customize_box.php b/example_customize_box.php
index 58f5de9..c2eab84 100644
--- a/example_customize_box.php
+++ b/example_customize_box.php
@@ -2,7 +2,7 @@
 /**
  * @category    Example - Custom Payment Box (json format; customise your bitcoin/altcoin payment box with your own text / logo)   
  * @package     GoUrl Cryptocurrency Payment API
- * copyright 	(c) 2014-2020 Delta Consultants
+ * copyright 	(c) 2014-2021 Delta Consultants
  * @desc     	GoUrl Crypto Payment Box Example (json, bootstrap4, mobile friendly, optional - free White Label Product - Bitcoin/altcoin Payments with your own logo and all payment requests through your server, open source)
  * @crypto      Supported Cryptocoins -	Bitcoin, BitcoinCash, BitcoinSV, Litecoin, Dash, Dogecoin, Speedcoin, Reddcoin, Potcoin, Feathercoin, Vertcoin, Peercoin, MonetaryUnit, UniversalCurrency
  * @website     https://gourl.io/bitcoin-payment-gateway-api.html#p8
@@ -11,9 +11,9 @@
  */ 
     
 
-	/********************** NOTE - 2018-2020 YEARS *************************************************************************/ 
+	/********************** NOTE - 2018-2021 YEARS *************************************************************************/ 
 	/*****                                                                                                             *****/ 
-	/*****     This is NEW 2018-2020 latest Bitcoin Payment Box Example  (mobile friendly JSON payment box)            *****/ 
+	/*****     This is NEW 2018-2021 latest Bitcoin Payment Box Example  (mobile friendly JSON payment box)            *****/ 
 	/*****                                                                                                             *****/ 
 	/*****     You can generate php payment box code online - https://gourl.io/lib/examples/example_customize_box.php  *****/
 	/*****         White Label Product - https://gourl.io/lib/test/example_customize_box.php?method=curl&logo=custom   *****/
@@ -478,7 +478,7 @@
 	<br>
 	<div class='card card-body bg-light d-inline-block'>
 			
-		<h1 class="display-4">Customize GoUrl Bitcoin/ Altcoin Payment Box (2020 year)</h1>
+		<h1 class="display-4">Customize GoUrl Bitcoin/ Altcoin Payment Box (2021 year)</h1>
 		<p class='lead'>See live <a href='#dmgnpcode'>generated php/html code</a> for your website below (<a target="_blank" href="https://github.com/cryptoapi/Payment-Gateway">open source class</a>)</p>
 
         <div id="dropdown1" class="d-inline-block dropdown mx-3 my-3">
@@ -907,7 +907,7 @@
         <div class="row">
           <div class="col-12 col-md">
             <img class="mb-2" src="https://getbootstrap.com/docs/4.4/assets/brand/bootstrap-solid.svg" alt="" width="24" height="24">
-            <small class="d-block mb-3 text-muted">&copy; 2014-2020</small>
+            <small class="d-block mb-3 text-muted">&copy; 2014-2021</small>
             <br>
             <div><a target="_blank" href="https://validator.w3.org/nu/?showsource=yes&amp;doc=<?php echo "https://".$_SERVER[HTTP_HOST].urlencode($_SERVER[REQUEST_URI]); ?>"><img title="Markup Validation Service" src="https://gourl.io/images/w3c.png" alt="Valid HTML 5"></a></div>
           </div>
diff --git a/js/_source/ajax.js b/js/_source/ajax.js
index cc1aa69..7fc96c2 100644
--- a/js/_source/ajax.js
+++ b/js/_source/ajax.js
@@ -1,6 +1,6 @@
 	/**
 	* @package     GoUrl Bitcoin/Altcoin Payment Box - Receive JSON payment data through Ajax from gourl.io
-	* @copyright   2014-2020 Delta Consultants
+	* @copyright   2014-2021 Delta Consultants
 	* @category    Javascript
 	* @website     https://gourl.io
 	* @api         https://gourl.io/api.html
diff --git a/js/_source/cryptobox.js b/js/_source/cryptobox.js
index e75b3c5..40572a4 100644
--- a/js/_source/cryptobox.js
+++ b/js/_source/cryptobox.js
@@ -1,6 +1,6 @@
 	/**
 	* @package     GoUrl Bitcoin/Altcoin Payment Box - show iFrame Payment Box
-	* @copyright   2014-2020 Delta Consultants
+	* @copyright   2014-2021 Delta Consultants
 	* @category    Javascript
 	* @website     https://gourl.io
 	* @api         https://gourl.io/api.html
diff --git a/js/_source/support.js b/js/_source/support.js
index 949dc4c..f7da19c 100644
--- a/js/_source/support.js
+++ b/js/_source/support.js
@@ -1,6 +1,6 @@
 	/**
 	* @package     GoUrl Bitcoin/Altcoin Payment Box - Update HTML Payment Box values
-	* @copyright   2014-2020 Delta Consultants
+	* @copyright   2014-2021 Delta Consultants
 	* @category    Javascript
 	* @website     https://gourl.io   
 	* @api         https://gourl.io/api.html     
diff --git a/lib/cryptobox.callback.php b/lib/cryptobox.callback.php
index 9380702..b785fe5 100644
--- a/lib/cryptobox.callback.php
+++ b/lib/cryptobox.callback.php
@@ -8,7 +8,7 @@
  * Cryptobox Server Callbacks
  *
  * @package     Cryptobox callbacks
- * @copyright   2014-2020 Delta Consultants
+ * @copyright   2014-2021 Delta Consultants
  * @category    Libraries
  * @website     https://gourl.io
  * @version     2.2.2
diff --git a/lib/cryptobox.class.php b/lib/cryptobox.class.php
index 38191e1..4f8bd27 100644
--- a/lib/cryptobox.class.php
+++ b/lib/cryptobox.class.php
@@ -8,7 +8,7 @@
  * PHP Cryptocurrency Payment Class
  *
  * @package     GoUrl PHP Bitcoin/Altcoin Payments and Crypto Captcha
- * @copyright   2014-2020 Delta Consultants
+ * @copyright   2014-2021 Delta Consultants
  * @category    Libraries
  * @website     https://gourl.io
  * @api         https://gourl.io/bitcoin-payment-gateway-api.html
diff --git a/readme.md b/readme.md
index 59ec405..a2c60fd 100644
--- a/readme.md
+++ b/readme.md
@@ -38,7 +38,7 @@ Our Payment Gateway with Instant Checkout allows you to easily organise your web
 Information
 ------------------------------------
 
-Copyright &copy; 2014-2020 [Delta Consultants](https://gourl.io)
+Copyright &copy; 2014-2021 [Delta Consultants](https://gourl.io)
 
 Website: [https://gourl.io](https://gourl.io)