Fix Windows Update 502 Bad Gateway Due to DNS Configuration
If you see a '502 Bad Gateway' error when running Windows Update, the problem is often on the net...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listChecklist for Windows Update Connection Refused Issues
When Windows Update fails with a "connection refused" or "server refused connection" error, it us...
Fix Outlook SMTP 587 Port Already Allocated Error
You try to set up or send email in Outlook, and you see an error about port 587 already being all...
Windows Update Pending Install Keeps Restarting: How to Fix
You’ve seen the notification: “Restart your computer to finish installing updates.” You restart, ...
Fix Windows Defender Token Expired After Update
After a Windows update, you might see an error that Windows Defender's security token has expired...
Fix Windows Search Indexing Service Timeout Error Code
You might see a timeout error when Windows Search indexing stops responding, often with a code li...
Topic paths
Quick titles
How to Fix Module Not Found in Windows TerminalWindows Terminal Port Allocation GuideFix Windows Activation Stuck on Loading ScreenChrome 502 Bad Gateway Error Step-by-Step FixChrome Sync Not Working: Quick FixesHow to Fix Token Expired Error in ChromeWindows Activation 502 Error DNS Fix GuideCreate and Manage Chrome Profiles