Fix 'ffmpeg command not found' in PHP exec()
When you call exec('ffmpeg ...') in PHP and get ffmpeg command not found
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listHow to Fix Chrome ERR_CONNECTION_TIMEOUT for Profile 504
When Chrome shows a 504 gateway timeout error tied to your profile, it usually means a network re...
Fix OneDrive DNS Error on Windows 10: Step-by-Step
If you see a DNS error when trying to sync OneDrive on Windows 10, it usually means your PC can't...
Fix Windows Defender Connection Refused via Registry
When Windows Defender shows a "connection refused" error, it usually means the Windows Security C...
BitLocker Stuck Loading: Step-by-Step Checklist
If your Windows device shows the BitLocker loading screen and never progresses past it, you're no...
Outlook Not Receiving Emails from Specific Sender: Fixes
If Outlook is not receiving emails from a specific sender while other emails come through fine, t...
Topic paths
Quick titles
Microsoft Store Access Denied Fix Checklistkubectl Connection Refused TroubleshootingFix Microsoft Teams File Locked by Previous Session ErrorHow to Fix Windows Activation Service Not Responding After UpdateTroubleshoot Windows Terminal Crashing on LaunchResolve Node Mismatch in Create React AppSolve Blank Command Prompt When Activating WindowsFix Windows Security 504 Gateway Timeout After Reset Settings