Fix Brave Browser Sync Not Working After Update - Port 1688 Already Allocated – Fix Windows Activation-Windows 10 Chrome Profile Access Denied – Quick Fixes

Updated 2026-06-14 18:08:50office-tools
Fix Brave Browser Sync Not Working After Update - Port 1688 Already Allocated – Fix Windows Activation-Windows 10 Chrome Profile Access Denied – Quick Fixes
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.