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Home / browser-issues / Fix 'ffmpeg command not found' in PHP exec() - PowerShell Cache Location: How to Clear It-PowerShell Offline Installer Error 0x800f081f Troubleshooting

Fix 'ffmpeg command not found' in PHP exec() - PowerShell Cache Location: How to Clear It-PowerShell Offline Installer Error 0x800f081f Troubleshooting

Updated 2026-06-15 10:14:57browser-issues
Fix 'ffmpeg command not found' in PHP exec() - PowerShell Cache Location: How to Clear It-PowerShell Offline Installer Error 0x800f081f Troubleshooting
Likely symptom
Likely cause
Safe rollback

Verification route

  • Repeat the original action, not only a simplified test case.
  • Restart the app or reload the service after configuration changes.

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