diff --git a/INSTALL.md b/INSTALL.md
new file mode 100644
index 00000000..396c39df
--- /dev/null
+++ b/INSTALL.md
@@ -0,0 +1,41 @@
+Installation
+==================
+To install LBBS, please perform the following steps:
+
+0) Prerequisite  
+   Follow README.md under [leafok_bbs](https://github.com/leafok88/leafok_bbs) to initialize the database structure shared by both web version and telnet version.   
+   It is highly recommended to finish the configuration steps of web version first and make sure those features could work properly.
+
+1) Extract the source files from a tarball or export from GitHub  
+   Run the following command to set up the autoconf/automake environment,  
+   sh ./autogen.sh  
+   and fix any error if exists.
+
+2) Compile source files  
+   ./configure --prefix=/usr/local/lbbs  
+   make
+
+3) Create user and group  
+   sudo useradd bbs
+
+4) Install binary files and data files  
+   sudo make install
+
+5) Modify following configuration files  
+   Default configuration files is saved as *.default, you should rename them first.  
+   /usr/local/lbbs/conf/bbsd.conf  
+   /usr/local/lbbs/utils/conf/db_conn.inc.php  
+
+6) Generate menu configuration file with section data by running the script  
+   sudo -u bbs php /usr/local/lbbs/utils/bin/gen_section_menu.php  
+   sudo -u bbs php /usr/local/lbbs/utils/bin/gen_ex_list.php  
+
+7) Create or copy SSH2 RSA certificate into /usr/local/lbbs/conf  
+   ssh-keygen -t rsa -C "Your Server Name" -f ssh_host_rsa_key
+
+8) Startup  
+   sudo /usr/local/lbbs/bin/bbsd
+
+9) Set up systemd  
+   Create your own /usr/lib/systemd/system/lbbs.service from the sample at conf/lbbs.service.default, and make any change if necessary.  
+   Reload daemon config and start the service.  
diff --git a/README.md b/README.md
index 9fe93697..fe299f53 100644
--- a/README.md
+++ b/README.md
@@ -21,44 +21,6 @@ System Requirement
 3) MySQL database ( Version >= 8.4 )  
 
 
-Quick Installation
+Installation
 ==================
-To install LBBS quickly, please do the following steps:
-
-0) Prerequisite  
-   Follow README.md under [leafok_bbs](https://github.com/leafok88/leafok_bbs) to initialize the database structure shared by both web version and telnet version.   
-   It is highly recommended to finish the configuration steps of web version first and make sure those features could work properly.
-
-1) Extract the source files from a tarball or export from GitHub  
-   Run the following command to set up the autoconf/automake environment,  
-   sh ./autogen.sh  
-   and fix any error if exists.
-
-2) Compile source files  
-   ./configure --prefix=/usr/local/lbbs  
-   make
-
-3) Create user and group  
-   sudo useradd bbs
-
-4) Install binary files and data files  
-   sudo make install
-
-5) Modify following configuration files  
-   Default configuration files is saved as *.default, you should rename them first.  
-   /usr/local/lbbs/conf/bbsd.conf  
-   /usr/local/lbbs/utils/conf/db_conn.inc.php  
-
-6) Generate menu configuration file with section data by running the script  
-   sudo -u bbs php /usr/local/lbbs/utils/bin/gen_section_menu.php  
-   sudo -u bbs php /usr/local/lbbs/utils/bin/gen_ex_list.php  
-
-7) Create or copy SSH2 RSA certificate into /usr/local/lbbs/conf  
-   ssh-keygen -t rsa -C "Your Server Name" -f ssh_host_rsa_key
-
-8) Startup  
-   sudo /usr/local/lbbs/bin/bbsd
-
-9) Set up systemd  
-   Create your own /usr/lib/systemd/system/lbbs.service from the sample at conf/lbbs.service.default, and make any change if necessary.  
-   Reload daemon config and start the service.  
+See guide in [INSTALL.md](INSTALL.md)
diff --git a/configure.ac b/configure.ac
index ef67b1b7..e8a8f39f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2,7 +2,7 @@
 # Process this file with autoconf to produce a configure script.
 
 AC_PREREQ([2.69])
-AC_INIT([lbbs],[1.3.5])
+AC_INIT([lbbs],[1.3.6])
 AC_CONFIG_SRCDIR([src/])
 AC_CONFIG_MACRO_DIRS([m4])
 AM_INIT_AUTOMAKE([foreign])
@@ -10,7 +10,6 @@ AM_SILENT_RULES(yes)
 
 AC_USE_SYSTEM_EXTENSIONS
 # Checks for programs.
-AC_PROG_GCC_TRADITIONAL
 LT_INIT
 AC_PROG_CXX
 AC_PROG_CC
diff --git a/data/register.txt b/data/register.txt
index e540b487..59fa1541 100644
--- a/data/register.txt
+++ b/data/register.txt
@@ -1,4 +1,4 @@
 
-    改功能尚未完成，请使用WWW方式注册新帐号。
-
+    该功能尚未完成，请使用WWW方式注册新帐号。
+    https://www.fenglin.info/bbs/user_reg.php
 
diff --git a/src/login.c b/src/login.c
index b1356cf4..03d6152e 100644
--- a/src/login.c
+++ b/src/login.c
@@ -60,7 +60,7 @@ int bbs_login(void)
 		{
 			display_file(DATA_REGISTER, 1);
 
-			return 0;
+			return -1;
 		}
 
 		if (username[0] != '\0')