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Error message "Mpeg-4 AAC decoder not installed" when playing video on Ubuntu 18.04.3 in VirtualBox

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I am unable to play videos on my Ubuntu 18.04.3 system running in VirtualBox due to the error message Mpeg-4 AAC decoder not installed. The file requires MPEG-4 AAC decoder and H.264 (Main Profile) decoder, which are not installed. How can I fix this issue?
Asked by AbdulKadir Oyedeji (1 rep)
Jan 6, 2020, 03:46 AM
Last activity: Jun 24, 2025, 07:04 PM