Fix Microsoft Store Connection Refused DNS Error - How to Fix Cloudflare Error 525: SSL Handshake Failed-Fix Windows Activation File Locked After Upgrade

Updated 2026-06-13 16:05:51office-tools
Fix Microsoft Store Connection Refused DNS Error - How to Fix Cloudflare Error 525: SSL Handshake Failed-Fix Windows Activation File Locked After Upgrade
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.