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 listFix PowerShell Offline Installer Not Working
You downloaded the full offline package for PowerShell, but the installer fails, hangs, or gives ...
How to Fix Remote Desktop Permission Denied on Windows
When you try to connect to a Windows machine via Remote Desktop and get an "Access Denied" or "Pe...
Fix 'File Locked by Unknown Process' in Command Prompt
You try to delete, rename, or move a file, but Windows says it's locked by an unknown process. Th...
How to Fix SSH Connection Timed Out on Linux
When you try to SSH into a Linux server and get "Connection timed out", it usually means the clie...
How to Fix Windows Update Pending Install After Shutdown
You shut down your computer, expecting a quick start next time. Instead, you see "Pending install...
Topic paths
Quick titles
pnpm Permissions Checklist: Reset Store OwnershipHow to Resolve SSL Certificate Errors in Windows Task SchedulerTroubleshoot PowerShell 502 Bad Gateway with ProxyWindows Security Invalid Configuration Error FixHow to Fix Microsoft Store App Update Permission ErrorHow to Add Users to Remote Desktop GroupHow to Resolve Outlook Startup Configuration FailureFix BitLocker Port Already Allocated Permission Denied