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

Fix Microsoft Teams Mic Not Working with External Microphone

You plug in an external microphone, but Microsoft Teams still won't pick up your voice. This is a...

How to Fix BitLocker Blank Screen in Safe Mode

If you're stuck at a blank screen after booting into Safe Mode with BitLocker enabled, you're not...

How to Unlock an SQLite Database from the Command Line

If you see an error like database is locked when trying to access an SQLite database...

Chrome 502 Bad Gateway Error: Practical Fixes

You're browsing and suddenly get a 502 Bad Gateway error in Chrome. The page won't load, and you'...

Fix GitLab Runner Pending Permission Denied Error

You see a GitLab Runner job stuck in "pending" status, and the job log shows a "permission denied...

Fix Outlook Email Sync Failed on Ubuntu

Outlook email sync fails on Ubuntu: what to check

If Outlook (via web browser, Evolution,...