How to Fix Postman SSL Certificate Verification Failed - Troubleshoot 0x800f081f and Restore Health-Fix Visual Studio Installer Not Working After Windows Update

Updated 2026-06-13 16:03:00office-tools
How to Fix Postman SSL Certificate Verification Failed - Troubleshoot 0x800f081f and Restore Health-Fix Visual Studio Installer Not Working After Windows Update
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.