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

Fix Windows Defender Permission Denied on Ubuntu Files

You're working on Ubuntu, either in WSL or a dual-boot setup, and Windows Defender throws a 'perm...

Fix PowerShell Connection Refused on Localhost

When you run a PowerShell command to connect to a service on localhost and get a 'connection refu...

Fix Windows Store Error 0x80073cf9: Clear Cache & Repair

You try to install or update an app from the Microsoft Store, and you get error 0x80073cf9. Usual...

How to Break a Login Loop Using Command Prompt

You enter your password, the system spins, and then you're back at the login screen. This login l...

Fix Microsoft Store Proxy Error: Cannot Connect

When you open Microsoft Store and see “Cannot connect” or a proxy error, it usually means the app...

Fix Outlook Email Sync Failed on Ubuntu

Outlook email sync fails on Ubuntu: what to check

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