docs(update installation guide): update installation guide

README.md

 ## Prerequisite
+- enable hyper-v on windows
 - install docker for desktop on windows 
--  go to icon tray on windows and right click on docker icon, then click on 'settings'
+- go to icon tray on windows and right click on docker icon, then click on 'settings'
 - on the settings window, open the 'Daemon' tab and turn on 'advanced' option
--  a configuration setting as bellow must be openned in the Daemon Tab:
+- a configuration setting as bellow must be openned in the Daemon Tab:
 
 ```
 {
@@ -26,6 +27,8 @@ change it to the following and click on apply button on the Daemon Tab:
 }
 ```
 
+- go to icon tray on windows and right click on docker icon, then click on option 'switch to windows containers...' 
+
 
 ## Installation Guide