How to delete ffmpeg in Ubuntu?

@lynn 

To delete ffmpeg in Ubuntu, you can use the following steps:

1. Open the terminal by pressing Ctrl + Alt + T or by searching for "Terminal" in the dash.
2. Run the following command to uninstall ffmpeg:

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sudo apt-get remove ffmpeg

1. You will be prompted to confirm the uninstall. Press Y and then hit Enter.
2. Run the following command to delete the configuration files associated with ffmpeg:

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sudo apt-get purge ffmpeg

1. You will again be prompted to confirm. Press Y and then hit Enter.
2. Run the following command to delete any leftover dependencies:

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sudo apt-get autoremove

This should remove ffmpeg and all its associated files from your system.