Fix Windows Update Error Code: 0x80070643

It is very important to keep your Windows 10 or 11 OS Update to date, but if while trying to perform a manual software update when available you encounter an 0x80070643 error, then you can solve it by following the below steps,

Fix:

1. Press Windows + R and type services.msc and click enter,
2. Look for Windows Update, right click and select Properties,
3. Make sure the Startup type is selected as "Automatic",
4. Click on Start button,
5. Click Apply and OK
6. Now restart your Computer.