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

Fix Windows Defender Error 0x80070643 – Version Mismatch

You update Windows Defender and see error code 0x80070643. The update fails, and Defender may dis...

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 Break Out of a Command Prompt Login Loop in Windows 10

You boot up Windows 10, expect the login screen, but instead get a command prompt window. Logging...

Checklist: Troubleshoot Windows Search Permission Denied

When you search for files or settings in Windows and get a 'Permission Denied' or 'Access Denied'...

Checklist for Resolving Chrome Profile 504 Timeout

If you're seeing a 504 Gateway Timeout error when Chrome tries to load your profile or sync data,...

MongoDB Authentication Failed: Administrator Checklist