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

How to Set Up Windows Activation on Ubuntu Dual Boot

If you installed Ubuntu alongside Windows and now see an activation warning, you're not alone. Wi...

Fix pgAdmin Server Connection Timeout Error

You launch pgAdmin, try to connect to a PostgreSQL server, and after a long wait you get a timeou...

Fix Windows Update Sync Issues Between PC and Server

You have a Windows PC that should get updates from your company's WSUS or domain server, but the ...

Fix Windows Defender Failed to Start: Registry Repair Steps

When you see “Windows Defender failed to start” or “Windows Defender service terminated unexpecte...

Fix Windows Defender Module Not Found Error 0x80070643