Fix OneDrive Sync Port Already Allocated Permission Denied Error - Chrome File Locked by Another Process – Windows 10 Guide-How to Enable Windows Security Real-Time Protection

Updated 2026-06-13 22:02:32office-tools

Fix OneDrive Sync Port Already Allocated Permission Denied Error - Chrome File Locked by Another Process – Windows 10 Guide-How to Enable Windows Security Real-Time Protection

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.