Windows Update error 0x80070190 arises when Windows fails to apply updates due to missing or corrupted files in the update package—usually caused by broken update cache, damaged system files, or interruptions during download. This error halts important updates and leaves your PC under-protected.
To resolve it:
- Run the Windows Update Troubleshooter
Go to Settings → Update & Security → Troubleshoot → Additional troubleshooters → Windows Update and run the tool to let Windows identify and fix common update issues. - Clear the update cache
Stop the Windows Update, Background Intelligent Transfer Service (BITS), and Cryptographic Services. Delete all files in both theC:WindowsSoftwareDistributionandC:WindowsSystem32catroot2folders. Then restart the stopped services and reboot your PC. - Repair system files and Windows image
Open Command Prompt as administrator and run:
sfc /scannow
DISM /Online /Cleanup-Image /RestoreHealth
These commands will repair corrupted system files and restore Windows components, which often fixes update errors like 0x80070190. - Verify system settings
Ensure you have enough disk space, accurate date/time settings, and a stable internet connection. Also temporarily disable any VPN, proxy, antivirus, or firewall that might block Windows Update. - Retry Windows Update
After completing the above steps, restart your PC and run Windows Update again. The error should now be resolved, allowing updates to download and install successfully.
For a full, detailed walkthrough—including screenshots and advanced recovery tips—check out this comprehensive guide.