How to Find and Change OneDrive Sync Cache Location - Reduce Windows Security High Memory Usage-Fix Windows Activation Port Error 0x80072efd

Updated 2026-06-14 12:48:55macos-help

How to Find and Change OneDrive Sync Cache Location - Reduce Windows Security High Memory Usage-Fix Windows Activation Port Error 0x80072efd

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.