Checklists for software errors, setup, and tool workflows.

Fix Outlook Failed to Start Due to Corrupted Profile

When Outlook fails to start with a message about a corrupted profile, it usually means the profil...

Fixing 504 Gateway Timeout from Windows Update with Proxy

If you see a "504 Gateway Timeout" error when running Windows Update, and your system uses a prox...

Fix Microsoft Teams Microphone Not Detected in Windows

Common Causes

• Microphone permissions disabled for Teams in Windows settings.

How to Fix Windows Update Pending Install After Shutdown

You shut down your computer, expecting a quick start next time. Instead, you see "Pending install...

Windows Update Stuck at 100% After Restart: How to Fix

You restart your PC after a Windows update, but it hangs at "100% complete" for 10 minutes or mor...

Fix 'Outlook File Locked by Windows File Sharing' Error

You try to open Outlook and get an error that the PST or OST file is locked by Windows file shari...