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

Fix Microsoft Store Not Downloading Apps on Windows 11

You open Microsoft Store on Windows 11, click download, and nothing happens—or the download start...

Fix Windows Defender Token Expired Error in Command Prompt

When you run Windows Defender commands in Command Prompt as an administrator, you might see an er...

Windows Defender Scan Stuck at Certain Percentage: Fixes That Work

If you run a Windows Defender scan and it stalls at the same percentage every time—often 85%, 93%...

Fix Windows Update Authentication Failed Due to Group Policy

You try to run Windows Update and get an error like "Authentication failed" or "0x80070005" – and...

Fix VSCode Extension Host Terminated Error Code 0

What does this error mean?

When you see 'Extension host terminated unexpectedly with erro...

Fix pgAdmin 'Unable to Connect to Server' on Port 5432

You open pgAdmin, try to connect to your PostgreSQL server, and see "Unable to connect to...