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

How to Fix Windows Update Authentication Failed Error

When you see 'Authentication failed' while running Windows Update, it usually means the update se...

How to Fix a Blank Screen During Windows Update

You’re waiting for a Windows update to finish, and suddenly the screen goes black. The monitor is...

How to Fix Windows Activation Update Error 0x80070057

If you see error 0x80070057 when trying to activate Windows or install updates, it usually means ...

Fix High CPU Usage in Windows 11 Remote Desktop

You're working remotely when your Windows 11 machine starts slowing down. Opening Task Manager re...

How to Fix PowerShell Version Mismatch Error

How to Fix 'Chrome Cannot Connect to Proxy Server' Error

When Chrome shows 'cannot connect to the proxy server,' it usually means the browser is trying to...