Windows Defender Troubleshooting Checklist
Windows Defender (now Microsoft Defender Antivirus) usually runs quietly in the background, but s...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix Windows Defender File Locked During Scan
You run a Windows Defender scan and it reports that a file is locked and can't be scanned. This i...
PowerShell Stuck Loading Profile Script: How to Fix
You open PowerShell, and it hangs indefinitely before showing the prompt. The title bar says “Loa...
BitLocker Module Not Found: Configuration Fix Guide
When you see 'BitLocker module not found' during configuration, Windows cannot locate the require...
Fix Microsoft Teams Token Expired Sign-In Loop
You sign into Microsoft Teams, the window closes, and then it prompts you to sign in again. This ...
Fix Windows Update Module Not Found Error: Tool Usage & Repair
If you see an error message saying 'Windows Update module not found' or 'wuapi.dll is missing', W...
Issue queue
SitemapOutlook Port Conflict Caused by Antivirus
PowerShell Port Already Allocated: Troubleshooting Checklist
Access Denied Running Defender Commands – Solutions
Fix Teams Chat Loading Error and Lag
Outlook Proxy Connection Fix
How to Fix Windows Update Download Permission Issues
How to Index External Hard Drive in Windows Search
How to Clear Port Allocation in Windows Terminal
How to Resolve Network Errors in Command Prompt
Troubleshooting PowerShell Profile Path Issues in Windows Terminal
Fix Chrome Permission Denied and High CPU
Outlook Multiple Accounts Loading Profile Issue: Causes and Fixes
PowerShell Port Already Allocated: Troubleshooting Checklist
Access Denied Running Defender Commands – Solutions
Fix Teams Chat Loading Error and Lag
Outlook Proxy Connection Fix
How to Fix Windows Update Download Permission Issues
How to Index External Hard Drive in Windows Search
How to Clear Port Allocation in Windows Terminal
How to Resolve Network Errors in Command Prompt
Troubleshooting PowerShell Profile Path Issues in Windows Terminal
Fix Chrome Permission Denied and High CPU
Outlook Multiple Accounts Loading Profile Issue: Causes and Fixes