From Settings, tap or click on Update & security. Choose Windows Update from the menu on the left, assuming it's not already selected. Tap or click on the Advanced options link on the right, which will open a window headlined Choose how updates are installed.How do I run troubleshooter?
Open Control Panel. Go to Control Panel\System and Security. Click the link "Troubleshoot common computer problems" under Security and Maintenance. See the following screenshot: Pick a troubleshooting category. Now, run a troubleshooter which fits the problem you are facing.How do I Fix my Windows Update problem?
Turn off automatic updates, and instead manually update Windows. Go to the Windows Update website, and scan your computer for necessary updates. If the site succeeds in installing your Windows updates manually, this should also fix the automatic-update function, which can now be turned on again.