Unable to change default search engine in Chrome

Change Chrome Omnibox Default Search Engine back to Google when Grayed Out

Your default search engine can get changed in Chrome by malicious code or well-meaning administrators.  When this occurs, the option to change your search engine is grayed-out.  In the example below, the administrator used Active Directory Group Policy to change the default browser to “BingforSchool,” and the end-user is unable to change it back to Google.

Step 1 : Run the command prompt as administrator:

Step 2 : Run the following Commands

COMMANDS

RD /s /Q "%winDir%\system32\GroupPolicyUsers"

( press enter )

RD /s /Q "%winDir%\system32\GroupPolicy"

( press enter )

gpupdate /force

( press enter )

Step 3: Wait for it to complete (This is the prompt you will get)

wait some time its show you

User Policy update has completed successfully and

Computer Policy update has completed successfully.

Enjoy its......