How to solve the error code 0x800f0922: Windows couldn't install updates in Windows Server 2012 R2

There are several steps you can take to solve the error code 0x800f0922 in Windows Server 2012 R2:

1. Check your internet connection: Make sure your server is connected to the internet and has a stable connection.
2. Disable antivirus software: Sometimes, antivirus software can interfere with the installation of updates. Try disabling your antivirus software temporarily and see if that resolves the issue.
3. Run the Windows Update troubleshooter: Windows Server 2012 R2 has a built-in troubleshooter that can help identify and fix issues with Windows Update. To run the troubleshooter, go to Control Panel > Troubleshooting > System and Security > Fix problems with Windows Update.
4. Check for pending updates: Sometimes, updates can get stuck in a pending state, preventing new updates from installing. To check for pending updates, open the Windows Update settings and click on "View update history." If there are any updates listed as "Pending," try installing them first before attempting to install any new updates.
5. Manually install the update: If all else fails, you can try manually downloading and installing the update from the Microsoft Update Catalog. To do this, go to the Microsoft Update Catalog website, search for the update by its KB number, and download the appropriate version for your server. Then, run the installer and follow the on-screen instructions to install the update.