Windows Security App Not Opening After Update: Fixes - Troubleshooting Edge Launch Failure-Error 0x80073712 Repair Guide: No Reset Needed

Updated 2026-06-13 16:09:30security-tools
Windows Security App Not Opening After Update: Fixes - Troubleshooting Edge Launch Failure-Error 0x80073712 Repair Guide: No Reset Needed
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.