Fix Windows Update Error 0x800f0900 on Windows 10

When trying to update or upgrade Windows 10 using Windows Update, if you encounter an Error 0x800f0900, the problem is probably due to some corrupted files that are on your system. The chances are that the Windows Database may have been corrupted. Here are a few fixes and suggestions: 1] Run DISM Tool 2] Run System File Checker 3] Run Windows Update Troubleshooter 4] Reset SoftwareDistribution & Catroot2 folders 5] System Restore