cannot delete google: error while deleting key.
The following steps will work for Windows 10, 8.1 and 8. 1  Press Windows Key + R. 2  Type regedit in the Run command window that opens. 3  Press Enter.  When the Registry Editor window opens, go to the required registry key that for which you need permission to 1  delete. Right-click on the 2  key. Select Permission from options.