Follow these proven methods to resolve 0x80070490 effectively:
1. Run the Windows Update Troubleshooter
- Go to Settings → Update & Security → Troubleshoot → Additional troubleshooters.
- Select Windows Update and click Run the troubleshooter.
- Follow the recommendations provided to detect and resolve minor component issues.
2. Reset Windows Update Components
- Open Command Prompt (Admin) and run the following commands one by one:
net stop wuauserv
net stop cryptSvc
net stop bits
net stop msiserver
ren C:\Windows\SoftwareDistribution SoftwareDistribution.old
ren C:\Windows\System32\catroot2 Catroot2.old
net start wuauserv
net start cryptSvc
net start bits
net start msiserver
- This clears corrupted update caches and resets related services.
3. Run SFC and DISM Scans
- Open Command Prompt (Admin) and type:
- sfc /scannow
- After the scan completes, run:
- DISM /Online /Cleanup-Image /RestoreHealth
- These commands repair system files and restore the health of the component store.
4. Disable Antivirus or Firewall Temporarily
- Turn off your third-party antivirus or firewall temporarily.
- Retry the update process, then re-enable the security software after the update completes.
5. Use a Clean Boot Environment
- Press Win + R, type msconfig, and press Enter.
- Under the Services tab, check Hide all Microsoft services, then click Disable all.
- Go to the Startup tab in Task Manager and disable unnecessary apps.
- Restart your system and try updating again.
6. Manually Install the Update
- Visit the Microsoft Update Catalogue.
- Search for the specific update code (e.g., KBxxxxxxx).
- Download and install it manually to bypass automatic update errors.
7. Repair Windows Using In-Place Upgrade
- Download the Windows Media Creation Tool.
- Select Upgrade this PC now and follow the prompts.
- This repairs corrupted system components without erasing personal data.
8. Check Network and Disk Health
- Run chkdsk to verify disk integrity:
- chkdsk /f/r
- Ensure your internet connection is stable and not blocking update servers.