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

Fix PowerShell Remote Connection Refused Error

Fix VS Code Extension Host Crashing on Startup

If Visual Studio Code opens but then immediately shows an error that the extension host has termi...

How to Fix Windows Security Keeps Crashing

If Windows Security (formerly Windows Defender) keeps closing unexpectedly, you may see error mes...

Fix Windows Defender 504 Gateway Timeout & Permission Denied Errors

You open Windows Defender Security Center and see "504 Gateway Timeout" or "Permission Denied" er...

Windows Defender Not Working After Update: Checklist

After a Windows Update, Windows Defender (now called Microsoft Defender Antivirus) may stop worki...

Fix BitLocker Error 0x8031004a on Windows 10/11

BitLocker error 0x8031004a typically appears when Windows attempts to unlock the system drive dur...