Support1000

Error 80070643 while installing Windows Update KB933888

Reason for the cause :

Registry might corrupt or invalid registry values

Suggestions :

1. Click Start -> Run -> Type Regedit -> Ok

2. Check for Installer key under

HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\windows

3. If Installer key is missing then right click on Windows -> Key -> name it as Installer

4. On the right pane right click on the blank window -> Dword -> name it as disablerollback

5. Right click on disablerollback -> have value as 1

6. Close all the windows and reboot the computer to install the update again

Rishi
MS Shell User &
Media technologist