Fixing Windows Update Error Code 0x80071a91: Step-by-Step Guide
1. Reset the File System Resource Manager Open an elevated Command Prompt (Right-click the Start button and select "Windows Terminal (Admin)" ). Run this command CMD/bash: fsutil resource setautoreset true C:\ (Replace C: with your Windows installation drive, if different.) Restart your PC to apply the changes. 2. Clear Outdated Update Files Go to: C:\Windows\SoftwareDistribution\Download . Delete everything inside the folder. Restart services like: Windows Update BITS (Background Intelligent Transfer Service) Cryptographic Services (CryptSvc) 3. Use the Windows Update Troubleshooter Open Settings > Update & Security > Troubleshoot > Additional troubleshooters . Click on Windows Update , then run the troubleshooter and follow the prompts. 4. Scan for System File Corruption Launch Command Prompt as Administrator . Run the System File Checker CMD/bash : sfc /scannow Then, use the DISM tool to restore system heal...
