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

Fix 'Service Not Found' Error for Task Scheduler on Ubuntu

Fix Microsoft Teams 'Permission Denied' Error on Launch

You click to open Microsoft Teams, but instead of the login window, you get a 'permission denied'...

Fix Microsoft Teams Error Code cxa20001

Error code cxa20001 in Microsoft Teams usually appears when signing in or starting the app. Users...

How to Fix DNS Probe Finished NXDOMAIN Error in Chrome

When you see "DNS probe finished NXDOMAIN" in Chrome, it means the browser can't find the website...

Windows Security Log Full: Clear and Archive Guide

When the Windows Security log fills up, you may see event ID 1104 (Log Full) warnings, system slo...

How to Fix Windows Defender Blank Screen Issue

If you open Windows Defender (now called Windows Security) and see only a blank white or black sc...