Knowledge base for software setup, errors, and daily tool work.

Fix Windows Defender Proxy Error Sync Issue

If Windows Defender shows a sync error with a proxy-related message, it usually means Defender ca...

Fix Windows Security Not Starting After Update

After a Windows update, you might find that Windows Security won't open, or it shows a blank wind...

Fix Windows Security Authentication Error 0x80070035

How to Turn Off Windows Defender Real-Time Protection Permanently

Windows Defender real-time protection can interfere with certain software installers, developers'...

Fix OneDrive Sync Pending on Shared Folders

You open OneDrive and see “Sync pending” on a shared folder. Files aren’t downloading or uploadin...

Fix Windows Terminal '404 Not Found' Profile Error

When you open Windows Terminal and see a '404 not found' error for a profile, it usually means th...