How to convert .3gp2 videos to .mp4 format.
Converting 3GPP Multimedia Files directly to MPEG-4 Videos (.3gp2 to .mp4 conversion) is certainly possible and should be quite straightforward.
Use one of several available video editing programs or (online) conversion tools, such as FFmpeg or Free Studio, which allow users to import 3GP2 videos and export them in MP4 format.
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