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

How to Fix Node Version Mismatch Between Local and Server

You’ve pushed code to production, but it crashes with cryptic errors. Or maybe your app runs fine...

Resolving npm Dependency Conflicts After an Update

How to Fix Microsoft Teams Network Error

You're in a call or trying to send a message, and Teams shows a network error. The app may freeze...

How to Fix Outlook Cannot Connect to Server

You try to send or receive email in Outlook, but it says it cannot connect to the server. Usually...

Fix Windows Activation Authentication Failed Error: License Not Genuine

When you see a message like “Windows activation authentication failed” or “license not genuine,” ...

Fix 'File Being Used by Another Process' in PowerShell

When you run a PowerShell script that tries to read, write, or delete a file, you might see the e...