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 Extensions Not Working After Update
After a Chrome update, some extensions may stop working or disappear from the toolbar. This is us...
Fix Microsoft Teams Authentication Loop After Update
After a recent update, you might find Microsoft Teams stuck in an authentication loop—signing in,...
Fix Outlook 504 Gateway Timeout: Check Internet Connection
If you see a 504 Gateway Timeout error in Outlook, it usually means the server didn't respond in ...
Fix Task Scheduler Task Not Running Due to Permission Denied
You set up a scheduled task in Windows Task Scheduler, but it fails with a 'permission denied' er...
Fix Outlook High Memory Usage with Exchange Accounts
Outlook using excessive memory (often 1GB or more) with an Exchange account can slow down your sy...
Topic paths
Quick titles
How to Fix Task Scheduler Not Starting After Offline Windows InstallHow to Resolve Task Scheduler Path Not Found ErrorWindows Terminal Command Missing Due to Antivirus – How to FixHow to Fix Windows Activation Error 0x8007007b SSL CertificateWindows Search Network Error Fix GuidePermission Denied Error When Installing Teams OfflineTroubleshoot Remote Desktop 404 Error on ServerTeams Log File Paths and How to Read Them