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

How to Unlock a File Locked by Windows Security

You try to open, move, or delete a file, but Windows shows a message like "This file is blocked b...

Fix Outlook 502 Bad Gateway Error After Update

After a recent Outlook update, you might see a '502 Bad Gateway' error when trying to send or rec...

pgAdmin Remote Server Connection Setup Guide

If you're trying to connect pgAdmin to a PostgreSQL server that's not on your local machine, you'...

Fix Windows Security 504 Gateway Timeout After Reset Settings

If you've reset Windows Security settings and now see a 504 gateway timeout error when opening th...

Fix Windows Defender Error 0x80070422: Cannot Connect

If you see error 0x80070422 when trying to open Windows Defender Security Center, the service is ...

How to Restore Chrome Profile After a Crash

Symptoms of a Corrupted Chrome Profile

After a browser crash, you might see errors like '...