Sometimes it can not be executed REGEDIT because REGEDIT be disabled by setting the registry by viruses. To recover, delete the value "DisableRegistryTools" or change the value to 0 by using the Command Prompt by:
Run cmd.exe from the RUN menu and type:
REG QUERY HKCU \ Software \ Microsoft \ Windows \ CurrentVersion \ Policies \ Explorer press Enter
To see the list of key and value, use the REG QUERY lokasikey, if it appears there was value "DisableRegistryTools" delete by typing: REG DELETE HKCU \ Software \ Microsoft \ Windows \ CurrentVersion \ Policies \ Explorer / V DisableRegistryTools press Enter
Try checking if there was any value "DisableRegistryTools" in the registry by typing REG QUERY HKCU \ Software \ Microsoft \ Windows \ CurrentVersion \ Policies \ Explorer If no restart your computer.
Run menu type REGEDIT,
registry menu will again appear as it once was before the virus.
May be useful.
REG QUERY HKCU \ Software \ Microsoft \ Windows \ CurrentVersion \ Policies \ Explorer press Enter
To see the list of key and value, use the REG QUERY lokasikey, if it appears there was value "DisableRegistryTools" delete by typing: REG DELETE HKCU \ Software \ Microsoft \ Windows \ CurrentVersion \ Policies \ Explorer / V DisableRegistryTools press Enter
Try checking if there was any value "DisableRegistryTools" in the registry by typing REG QUERY HKCU \ Software \ Microsoft \ Windows \ CurrentVersion \ Policies \ Explorer If no restart your computer.
Run menu type REGEDIT,
registry menu will again appear as it once was before the virus.
May be useful.