Windows Update Error 0x80070005: 5 Proven Fixes for 2026

If you encounter Error 0x80070005 while updating Windows, it usually means “Access Denied.” This happens when Windows doesn’t have the right permissions to download files.

How to fix it:

1. Switch to Administrator: Ensure you are logged into an admin account.
2. Run Windows Update Troubleshooter: Go to Settings -> System -> Troubleshoot -> Other troubleshooters and run the Update tool.
3. Reset Update Components: Open Command Prompt as Admin and type net stop wuauserv then net start wuauserv.
4. Check Storage Space: Make sure you have at least 10GB of free space on your C: drive.