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

How to Fix High Memory Usage from Windows Activation

If you notice your PC running slow and Task Manager shows high memory usage (often 50% or more) w...

Fix PowerShell Proxy Authentication Failed Errors

Fix OneDrive 502 Bad Gateway Error from Proxy Settings

If you see a 502 Bad Gateway error in OneDrive, it often means a proxy or network device is inter...

Fix "Access Denied" Error When Chrome Extension Not Working

You install a Chrome extension, try to use it, and see "Access Denied." The extension might be di...

Fix Windows Defender Rate Limit Errors After Update

If you see a rate limit error in Windows Defender after a recent update, it usually means the rea...

Fix BitLocker Ubuntu Permission Denied Error

If you're trying to mount a BitLocker-encrypted drive on Ubuntu and getting a "Permission denied"...