Checklists for software errors, setup, and tool workflows.

Fix OneDrive Blank Screen Error 0x8004de40

You open OneDrive and see a blank screen with error code 0x8004de40. This usually means the app c...

Fix Windows Store Stuck on Pending Download

You open the Microsoft Store, tap Download, and it just sits there on “Pending.” The progress bar...

Fix Microsoft Teams Blank Screen After Windows 10 Update

After a Windows 10 update, you open Microsoft Teams and see nothing but a blank white or gray scr...

Resolve PowerShell Module Dependency Conflicts

When you run Install-Module in PowerShell, you might see errors about dependency con...

Fix Windows Security High CPU Usage and Slow PC

If your PC feels sluggish and Task Manager shows Windows Security (or Antimalware Service Executa...

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

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