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

Fix OneDrive Sync Stuck on Blank White Screen

If OneDrive opens to a blank white screen and won't sync, the app's local cache or configuration ...

Fix Stuck in Login Loop After Command Prompt Boot

If you booted into Command Prompt (e.g., via Advanced Startup) and now you're stuck in a login lo...

How to Fix Windows Security Keeps Crashing

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

Fix Windows Security Service Failed to Start Error 0x80070422

You see the error "Windows Security service failed to start" with code 0x80070422. This usually m...

Fixing Microsoft Teams Rate Limit Error When Sending Messages

Checklist for PowerShell Startup Script Not Working

You set up a PowerShell script to run at startup, but it doesn't execute. This article walks thro...