How to Allow an App Through Windows Defender Firewall
If an app can't connect to the internet or network, Windows Defender Firewall may be blocking it....
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listRemote Desktop Command Not Found: Setup Checklist
When you type a remote desktop command like xfreerdp or rdesktop and se...
Fix PowerShell Port Already Allocated Error When Port Is Free
You try to start a service or listener in PowerShell and get an error like port already all...
Chrome Blank Screen with No Error: How to Fix
You open Chrome and see a blank white or gray screen. No error message, no crash dialog, just not...
Fix Chrome Profile 502 Bad Gateway on Windows
You open Chrome and see a 502 Bad Gateway error tied to your user profile. This ...
BitLocker High CPU Usage: How to Diagnose and Fix
If your system is running slowly and Task Manager shows BitLocker-related processes consuming hig...
Topic paths
Quick titles
Fix Windows Update Version Mismatch After UpgradeWindows Search Permission Denied Error FixGit Push Rejected Non Fast Forward FixWindows Activation Blank Screen in Safe Mode FixChrome ERR_TUNNEL_CONNECTION_FAILED: Antivirus Blocking TroubleshootOutlook Sync Problems Due to Windows Search ServiceReinstall Windows Defender Token Expired GuideHow to Start or Restart Task Scheduler Service