fixed some typo issues and refactored steps around the last fix #10

Author: hpsaturn

README.md

@@ -49,11 +49,11 @@ After that you should have this message:
 
 ## Flashing
 
-Perform the enter keys for upload the different partitions **And that's it!**
+Press the enter keys for upload the different partitions **And that's it!**
 
 ![ESP32S3 Linux final flashing](screenshots/docker_flashing.jpg)
 
-Please check the output, you should have the flashed of **/etc** partition at the end (only that in the first install), with a final message like this:
+Please check the output, you should have the flashed of **/etc** partition at the end (only in the first install), with a final message like this:
 
 ```bash
 Written contents of file 'build-buildroot-esp32s3/images/etc.jffs2' at offset 0xb0000
@@ -63,7 +63,7 @@ Written contents of file 'build-buildroot-esp32s3/images/etc.jffs2' at offset 0x
 
 ### Troubleshotting
 
-If you have problems after step 4, with permission on the serial device, please repeat this step and before to give enter key:
+If you have problems after step 4, with permissions on the serial device, please repeat this step and before to press the enter key, do the next steps:
 
 1. Open a different terminal and enter to the running container: