Fix Windows Security Real-Time Protection Not Working - How to Fix Microsoft Store Version Mismatch-Fix Windows Defender Crashing from Third-Party Antivirus Conflicts

Updated 2026-06-13 17:58:25backup-recovery

Fix Windows Security Real-Time Protection Not Working - How to Fix Microsoft Store Version Mismatch-Fix Windows Defender Crashing from Third-Party Antivirus Conflicts

Before changing system settings, save your work and note the exact error text so you can compare results after each step.

Extra verification checklist

Restart the affected app after changing permissions or configuration files.
Test the same workflow in a clean browser profile or a temporary user account.
Compare the result on another network if the error may be connection related.