Quick Summary
Error code 8007139 is a Windows Update error that occurs when the system is unable to install or update certain components, often due to issues with the Windows Update service or corrupted system files. This error can appear during the installation of updates, leading to frustration and potential security vulnerabilities if left unresolved.
Common Causes
- Corrupted System Files: Damaged or missing system files can prevent Windows Update from functioning correctly, leading to error code 8007139.
- Windows Update Service Issues: Problems with the Windows Update service, such as it being disabled or not running, can cause this error.
- Conflicting Third-Party Software: Certain third-party applications or services might interfere with Windows Update, resulting in error code 8007139.
- Network Connectivity Problems: Issues with internet connectivity or firewall settings can prevent Windows from accessing the update servers, leading to this error.
Step-by-Step Fixes
Method 1: Run the Windows Update Troubleshooter Show Steps ↓
To quickly resolve common issues, use the built-in Windows Update Troubleshooter. Go to Settings > Update & Security > Troubleshoot, and then select Additional troubleshooters. Look for Windows Update and run the troubleshooter.
Method 2: Check and Restart the Windows Update Service Show Steps ↓
Ensure the Windows Update service is running. Press Windows + R, type services.msc, and press Enter. In the Services window, find Windows Update, right-click it, and select Restart if it's running or Start if it's stopped.
Method 3: Perform a System File Checker Scan Show Steps ↓
Corrupted system files can cause this error. To fix them, open Command Prompt as Administrator (right-click Start and select it), and then type sfc /scannow and press Enter. Let the scan complete and then restart your computer.
Method 4: Disable Conflicting Software Show Steps ↓
Temporarily disable any recently installed software or antivirus programs that might be interfering with Windows Update. Restart your computer after disabling them and then try to update Windows again.
Method 5: Reset Windows Update Components Show Steps ↓
- Stop the Windows Update service and BitLocker service if it's running (use the Services window as described earlier).
- Open Command Prompt as Administrator.
- Type the following commands one by one, pressing Enter after each: net stop cryptSvc, net stop bits, ren C:\Windows\SoftwareDistribution SoftwareDistribution.old, ren C:\Windows\System32\catroot2 catroot2.old.
- Restart the services you stopped and try updating Windows again.