There have been dual solutions for this:
Go to Start -> Run �C> sort gpedit.msc
In the left palm menu, go to User Config �C> Administrative Templated �C> System.
Now In the right palm pane, name ��Prevent entrance to registry modifying tools��. It will substantially be not configured or enabled. If it��s enabled, invalidate it as well as if it��s not configured, initial capacitate it, request settings as well as afterwards invalidate it. Most substantially the settings have been practical instantly. If not, afterwards run gpupdate in authority prompt to request the organisation policies.
This is the really elementary trick.
Go to Start -> Run -> type
REG supplement HKCUSoftwareMicrosoftWindowsCurrentVersionPoliciesSystem /v DisableRegistryTools /t REG_DWORD /d 0 /f
Press Enter as well as we have been done!
Article Source: レジストリクリーナー