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

How to Interpret Windows Security Log Event ID 4672

If you check your Windows Security log and see Event ID 4672 repeatedly, you are not alone. This ...

How to Rebuild Windows Search Index (Step-by-Step)

If your Windows search is returning no results, taking too long, or showing outdated files, the s...

How to Set Up Remote Desktop on Windows 11

Before You Start

Remote Desktop lets you connect to your Windows 11 PC from another devic...

Fix Putty Connection Refused on Port 22

You try to connect to a remote server with Putty on port 22, but you get 'Connection refused'. Th...

Fix Windows Defender Permission Denied on Ubuntu Files

You're working on Ubuntu, either in WSL or a dual-boot setup, and Windows Defender throws a 'perm...

Microsoft Teams 502 Bad Gateway Error: Troubleshooting Checklist

When you see a 502 Bad Gateway error in Microsoft Teams, it usually means the server received an ...