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

Fix OneDrive Sync Update Error 0x8004de40

You see error 0x8004de40 when OneDrive tries to sync or update. The error usually means a credent...

Microsoft Teams 404 Error: Causes and Fixes

When you see a 404 error in Microsoft Teams, it usually means the app can't find a specific resou...

Fix Remote Desktop Black Screen on Ubuntu

You connect to your Ubuntu machine via Remote Desktop (RDP or VNC) and see only a black screen. T...

Fix Command Prompt Auto Start Not Working After Update

After a Windows update, you might find that Command Prompt no longer opens automatically at start...

Microsoft Teams Can't Connect to Server: Fixes That Work

When Microsoft Teams shows "can't connect to server" or "connection error", it's usually a local ...

Fix npm ERESOLVE Error in Monorepo Setup