Fix 'Service Unavailable' for PowerShell on Windows 10
You open PowerShell on Windows 10 and see an error like "Service Unavailable" or "PowerShell is n...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listHow to Activate Windows on Mac Using Boot Camp Assistant
If you've installed Windows on your Mac using Boot Camp Assistant, the next step is activation. A...
How to Repair Task Scheduler Service Without Reinstalling Windows
Task Scheduler may stop working due to corruption or misconfiguration. Before reinstalling Window...
Fix Windows Update Cleanup Tool Not Working Error
You run Disk Cleanup, select Windows Update Cleanup, and nothing happens—or it fails with an erro...
Fix Windows Defender Threat Service Not Running Error
You open Windows Security and see a yellow warning: “Threat service has stopped. Restart it now.”...
How to Fix Windows Search 404 Errors
If you see a '404 Not Found' error when using Windows Search, it usually means the search index c...
Topic paths
Quick titles
How to Fix Outlook Rate Limit Error in Office 365Taskbar Command Prompt Won't LaunchCMD Rate Limit Error: Common Causes and FixesResolve Chrome Update FailureTroubleshooting Windows Security Invalid ConfigurationResolve ffmpeg command not found after updateHow to Repair a Broken Chrome Desktop ShortcutResolve Teams 502 Bad Gateway Proxy Errors