Command Prompt Service Unavailable: Troubleshooting Checklist
When you open Command Prompt and see 'Service unavailable' or 'The requested service is not avail...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix Outlook 502 Bad Gateway Error in Office 365
If you're seeing a '502 Bad Gateway' error when trying to use Outlook with Office 365, it usually...
Setting Up Outlook SMTP for Gmail: Step-by-Step Guide
If you're using Outlook and want to send emails through your Gmail account, you need to configure...
Windows Activation Not Completing: Fix Slow Performance
You try to activate Windows, but the process hangs or takes forever. Meanwhile, your PC feels slu...
Fixing Git SSL Certificate Problem with Self-Signed Certificate
You try to clone a repository or push code, and Git throws an error like fatal: unable to a...
Fix OpenVPN Permission Denied on Tun Device
When running OpenVPN, you might see an error like ERROR: Cannot open TUN/TAP dev /dev/net/t...
Topic paths
Quick titles
How to Resolve Task Scheduler Access Denied on Windows 10Microsoft Store App Reinstall GuideWindows Security Service Repair GuideOneDrive Syncing Stuck After Windows Update FixHow to Fix Remote Desktop Invalid Configuration After Windows UpdateBlank Screen After Windows Update – No Mouse CursorChrome Sync Broken? Here's How to Fix ItFix 502 Bad Gateway from Command Line