Fix Windows Defender Version Mismatch Permission Denied Error - Fix Microsoft Store Connection Refused by Firewall-Resolve BitLocker Service Error 0x80070005

Updated 2026-06-13 20:09:33developer-tools

Fix Windows Defender Version Mismatch Permission Denied Error - Fix Microsoft Store Connection Refused by Firewall-Resolve BitLocker Service Error 0x80070005

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.