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

How to Fix a Chrome Extension That Keeps Crashing or Stopped Working

If a Chrome extension suddenly stops responding, crashes on click, or shows a "This extension may...

Fix OneDrive Token Expired Error (0x8004de40)

You open OneDrive and see an error like “Your token has expired” or code 0x8004de40. This usually...

Fix Command Prompt Auto Start Error 0x80070005

If you've set Command Prompt to run automatically at startup (via Startup folder, Task Scheduler,...

Fix 'Command Prompt Authentication Failed' – Run as Administrator

When you see 'authentication failed' in Command Prompt, it usually means your current session lac...

Windows Update Stuck at 100% Loading but Not Installing: How to Fix

You've waited for the update to reach 100%, but it just sits there—not installing, not erroring. ...

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

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