Fix 'Command Prompt Returns 404 for Localhost'
If you run curl http://localhost or wget http://localhost in Command Pr...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix Windows Security Service Unavailable in Windows 11
You open Windows Security and see a red banner: 'Security service unavailable. Restart your devic...
Fix Windows Defender Error 0x80073b01
If you see error code 0x80073b01 when opening Windows Defender or trying to run a scan, it usuall...
Fix Windows Update Proxy Errors After Network Change
If you recently switched networks—say, from a corporate VPN to a home Wi-Fi—and Windows Update no...
Fix Command Prompt Sync Issue with System Clock
If your command prompt shows the wrong time or date, or if commands like time or
Fix Microsoft Teams Memory Leak After Update
After a recent update, Microsoft Teams may start using excessive memory, slowing down your system...
Topic paths
Quick titles
Troubleshoot PowerShell Crash After UpdateResolving PowerShell Login Loop and Sync IssuesTroubleshoot Windows Activation Blank Screen in Safe ModeFix Microsoft Teams Cache Clear Not WorkingTroubleshooting WinSCP SFTP Access DeniedFix Windows Security Connection Timeout ErrorFix Connection Refused in Command PromptHow to Resolve Docker Desktop Starting Forever Issue