Fix PowerShell 502 Bad Gateway Certificate Errors
When you run a PowerShell script that makes an HTTPS request, you might see a 502 Bad Gateway err...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listOutlook Blank Screen: Fix with No Error Message
You open Outlook, and the window appears—but it's completely blank. No error message, no spinning...
Fix OneDrive Error: Dependency Conflict and Permission Denied
You try to open OneDrive and get an error: dependency conflict permission denied...
How to Fix Reset Windows Search Connection Refused
When you try to reset Windows Search (often via Settings > Search > Searching Windows > Reset), y...
How to Fix Git SSL Certificate Problem on macOS
If you see an error like fatal: unable to access 'https://...': SSL certificate problem: un...
Certbot Renew Certificate Troubleshooting: Common Fixes
When your SSL certificate is about to expire, you run certbot renew and get an error...
Topic paths
Quick titles
Fix Offline Installer Activation Sync ProblemsWindows Defender Scan Log File LocationHow to Enable PowerShell When Service Is UnavailableFix Microsoft Store Failed to Start on Windows 10/11Windows Defender High Memory FixResolve Teams Access Denied When Sharing ScreenResolve pnpm Store Permission Denied for Global PackagesTeams Migration Tool Not Working? Try These Fixes