Checklists for software errors, setup, and tool workflows.

Outlook 404 Not Found Web App: Fixes and Checks

If you're seeing a 404 Not Found error when trying to open Outlook on the web (formerly Outlook W...

Fix VSCode Extension Host Terminated Unexpectedly After Update

After updating Visual Studio Code, you may see a popup saying "Extension host terminated unexpect...

How to Fix Chrome Extensions Not Working After Update

After a Chrome update, some extensions may stop working or disappear from the toolbar. This is us...

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

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

Fix OneDrive File Locked by Office Document Sync Issue

You open an Office file from OneDrive and see an error that the file is locked or in use by anoth...

Fix Outlook Invalid Configuration After Update

After a Microsoft Office or Windows update, Outlook may show an "invalid configuration" error. Th...