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

How to Fix Outlook 404 Not Found Error in OWA

When you try to open Outlook on the web (OWA) and see a 404 Not Found error, it usually means the...

Fix Chrome ERR_TUNNEL_CONNECTION_FAILED When Using VPN

How to Fix 7-Zip 'Cannot Open File as Archive' Error on Valid Files

You double-click a file in 7-Zip and get "Cannot open file as archive." But you know the file is ...

How to Fix Microsoft Store DNS Error on Windows 10

If you see a DNS error when opening Microsoft Store on Windows 10, it usually means the app can't...

Fix Windows Update Stuck at 0% Downloading

You click 'Check for updates' and see 'Downloading 0%' for an extended period. This is a common i...

Fix Outlook Error 0x80004005: Step-by-Step Troubleshooting

Outlook error 0x80004005 typically appears when sending or receiving email, often with a vague me...