Dear Gajendra,

Greetings !

We hope you have turned off the  IE Enhanced Security Configuration as shown in document.
Please follow below steps which will resolve the issue with Web platform installer :

Download and install VC++ 2010 on your instance; 

Open the browser (of course on the instance not on your computer) and visit Microsoft ( to download VC++ 2010 X86 and then visit ( to download VC++ 2010 X64 .

At the beginning of the installation you’ll be prompted by a window; first go to “Applications” from the top menu and choose WordPress from the list, then click on the “Add” tab and then the “Install” tab.

Let us know if you need any further help.