Fix 'Windows Defender Firewall Has Blocked' Error
You see a notification that Windows Defender Firewall has blocked an app or feature. This usually...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesWindows Defender Version Mismatch: Practical Fix Checklist
If you see a “version mismatch” error in Windows Defender (Microsoft Defender Antivirus), it usua...
Fix Windows Update Not Downloading: Permission Errors
When Windows Update fails to download files and shows errors like 0x80070005 or 0x80070020, the c...
OneDrive Setup Configuration Checklist for New Users
When you first set up OneDrive, a few missteps can lead to sync errors, missing files, or duplica...
How to Fix Command Prompt Permission Denied on Windows 11
You open Command Prompt, run a command, and see 'Access Denied' or 'Permission Denied.' This usua...
How to Fix Python Module Not Found Error
You've written your Python script, hit run, and got ModuleNotFoundError: No module named 'x...
Issue queue
SitemapWindows Defender Proxy Error Troubleshooting
Fix Chrome Profile Access Denied Error (Administrator)
Troubleshooting Gradle Build Failures
BitLocker Drive Not Compatible Error Fix
Pip Install NumPy Fails: Common Causes and Solutions
Sync Windows Terminal Configuration Across Devices
How to Fix Microsoft Teams High CPU Usage with Configuration Settings
How to Fix PowerShell Update Permission Denied Error
Troubleshoot Windows Search Indexing Service Startup Failure
How to Fix Windows Defender Scan Stuck at 85% or 99%
Fix BitLocker Blank Screen on Boot
Microsoft Store Blank Screen After wsreset Fails
Fix Chrome Profile Access Denied Error (Administrator)
Troubleshooting Gradle Build Failures
BitLocker Drive Not Compatible Error Fix
Pip Install NumPy Fails: Common Causes and Solutions
Sync Windows Terminal Configuration Across Devices
How to Fix Microsoft Teams High CPU Usage with Configuration Settings
How to Fix PowerShell Update Permission Denied Error
Troubleshoot Windows Search Indexing Service Startup Failure
How to Fix Windows Defender Scan Stuck at 85% or 99%
Fix BitLocker Blank Screen on Boot
Microsoft Store Blank Screen After wsreset Fails