Checklists for software errors, setup, and tool workflows.

How to Fix a Blank Screen During Windows Update

You’re waiting for a Windows update to finish, and suddenly the screen goes black. The monitor is...

Fix Node Version Mismatch Error ERR_INVALID_ARG_TYPE

You see ERR_INVALID_ARG_TYPE after a Node.js update or when switching projects. This...

Microsoft Teams Not Connecting to Server: Practical Fixes

When Microsoft Teams won't connect to the server, you typically see a persistent "Reconnecting" m...

Fix Windows Activation Stuck in Safe Mode

If you're trying to activate Windows but the process gets stuck or hangs indefinitely while in Sa...

Fix PowerShell Assembly Cache Not Updating

You’ve updated a .NET assembly in the Global Assembly Cache (GAC) or copied a new DLL into a modu...

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

You notice Outlook consuming 50% or more CPU, making your syste...