Checklists for software errors, setup, and tool workflows.

Fix Windows Activation Authentication Failed Error: License Not Genuine

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

Fix 504 Gateway Timeout After Windows Update

After installing a recent Windows update, you might see a 504 Gateway Timeout error when browsing...

Fix Windows Search Authentication Failed Configuration Error

You may see a notification that Windows Search indexing couldn't start due to an authentication f...

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

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

How to Fix Chrome Profile Update Error on Mac

You try to update Google Chrome on your Mac, but you get an error about a profile update. This ca...

How to Fix Visual Studio Installer Stuck on Finalizing Installation

You're installing or updating Visual Studio, and the installer gets stuck on "Finalizing installa...