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

Fix pgAdmin Cannot Connect to PostgreSQL on Localhost

You launch pgAdmin, try to connect to your local PostgreSQL server, and get an error like "could ...

Windows Store Error 0x80073cf9: How to Fix Installation Failures

You try to install or update an app from the Microsoft Store, but you get error 0x80073cf9. The a...

Fix Windows Defender Token Expired Conflict with Malwarebytes

If you see a 'token expired' error in Windows Security while Malwarebytes is running, it's often ...

Fix Outlook Email Sync Failed on Ubuntu

Outlook email sync fails on Ubuntu: what to check

If Outlook (via web browser, Evolution,...

Fix Task Scheduler Port 80 Already Allocated Error

When you see "unable to bind to port 80 already allocated" in Task Scheduler, it means another pr...

Fix Jupyter Notebook Token Not Working on Ubuntu

You launch Jupyter Notebook on Ubuntu, but when you open the URL in your browser, the token promp...