
Windows Defender 502 Bad Gateway: Troubleshooting Checklist
If you see a 502 Bad Gateway error when opening Windows Security or trying to update Windows Defe...

If you see a 502 Bad Gateway error when opening Windows Security or trying to update Windows Defe...

If you notice high CPU usage from Task Scheduler (the process svchost.exe hosting th...

You open Command Prompt, run a command, and get an 'access denied' error. This usually means the ...

You try to write to an SQLite database and get SQLITE_BUSY or database is lock...

When Outlook fails to start and shows a configuration error, it usually means the program cannot ...

If you see a DNS error in Chrome—like "ERR_NAME_NOT_RESOLVED" or "DNS_PROBE_FINISHED_NXDOMAIN"—th...