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

Outlook Authentication Failed After Password Change: How to Fix

You changed your account password, and now Outlook keeps prompting for credentials or shows 'auth...

How to Allow an App Through Windows Defender Firewall

If an app can't connect to the internet or network, Windows Defender Firewall may be blocking it....

Avoiding SQLite Locking Errors with WAL Journal Mode

If your application frequently hits database is locked errors when multiple processe...

Fix Pip Permission Denied After Python Upgrade

Fix Windows Activation 504 Gateway Timeout Error

You try to activate Windows, but get a '504 Gateway Timeout' error. This usually means the activa...

Fix Microsoft Teams Connection Refused by Proxy Server

When Microsoft Teams shows a 'connection refused' error and mentions a proxy server, it usually m...