How to Fix Windows Update 502 Bad Gateway Error
You're trying to run Windows Update and you get a 502 Bad Gateway error. The update check fails, ...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix Chrome Invalid Configuration Error 0x80070057
If you see "Invalid configuration" with error code 0x80070057 in Chrome, it usually means Chrome'...
How to Configure Windows Defender Firewall Settings for a Network
If you're having trouble with network connectivity or need to allow an app through the firewall, ...
Fix Microsoft Teams SSL Certificate Error on Windows 10
You open Microsoft Teams on Windows 10 and see an error about an SSL certificate. The app may fai...
Fix Microsoft Teams Authentication Failed Error
You open Microsoft Teams, try to sign in, and get an 'Authentication failed' error. This usually ...
How to Fix Windows Security Auto Start Not Working
You expect Windows Security to start on boot, but it doesn't. The icon might be missing from the ...
Topic paths
Quick titles
Teams API Rate Limits: Troubleshooting and SolutionsFix Microsoft Teams Token Expired by Clearing CacheHow to Fix Task Scheduler Error 0x80070005Teams White Screen Loading Error: Troubleshooting GuideFix Chrome Pop-Up Blocker by Resetting SettingsTroubleshooting Windows Security Invalid ConfigurationWindows Update Cleanup Not Responding? Check Disk SpaceFix Microsoft Teams API Rate Limit Error