Software troubleshooting desk

Practical fixes for tool errors, setup blocks, and workflow issues.

Symptom

Cause

Fix route

Verify

Fresh repair notes

Fix Command Prompt Not Working in Windows 10

Fix Command Prompt Not Working in Windows 10

You click the Command Prompt shortcut or type cmd in the Run dialog, but nothing hap...

Enable Windows Defender After Disabling Third-Party Antivirus

Enable Windows Defender After Disabling Third-Party Antivirus

If you've disabled or uninstalled a third-party antivirus and now find Windows Defender is not au...

Fix 'ffmpeg: command not found' on Linux

Fix 'ffmpeg: command not found' on Linux

You try to run ffmpeg in the terminal and get ffmpeg: command not found...

Fix Remote Desktop 502 Bad Gateway on Windows 10

Fix Remote Desktop 502 Bad Gateway on Windows 10

If you're seeing a '502 Bad Gateway' error when trying to connect to a remote desktop on Windows ...

Outlook 404 Not Found on Shared Mailbox: Fixes & Checks

Outlook 404 Not Found on Shared Mailbox: Fixes & Checks

You try to open a shared mailbox in Outlook and see a 404 Not Found error. This usually means Out...

Fix Firefox Not Responding When Opening a New Tab

Fix Firefox Not Responding When Opening a New Tab

You click the new tab button (or press Ctrl+T) and Firefox freezes, goes white, or shows a spinni...

Issue queue

Windows Terminal Setup Version Conflict Fix
Troubleshooting Cloudflare Error 525
Troubleshooting Remote Desktop Protocol Version Mismatch
How to Fix Error 0x80070005 in Chrome Offline Setup
External Drive Missing from Windows Search Fix
Stop Chrome from Using Too Much CPU on Linux
Resolve MySQL Connection Refused Error
Fix Ubuntu Remote Desktop Permission Denied Error
Mac OneDrive Sync Fix Checklist
How to Fix Java Path After JDK Upgrade
Windows Terminal Cache Clear Checklist and Recovery Tips
Resolve BitLocker Proxy Error Quickly

Troubleshooting paths

Windows FixesmacOS HelpBrowser IssuesOffice ToolsDeveloper ToolsCloud SoftwareSecurity ToolsBackup RecoveryNetwork ToolsDatabase ToolsAI ToolsProductivity AppsCLI ErrorsDocker KubernetesEmail ClientsFile Utilities