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The file is saved in M4V format, which is Apple's format and comes from MP4. Click on the go button to convert the file. Drag and drop the WebM file, make sure to choose the MP4 profile, and then set the location to save the file.
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It will open the converter, which offers three sections-media selector, output profile, and destination. Click on the File menu, and then select the Convert/Stream option. Secondly, install the VLC player if you have not done so. Firstly, download the WebM file on your Mac. Step by step to convert WebM to MP4 on Mac: The steps are comfortable and don't take much time. Instead, we can use the VLC player to convert it. The VLC Media player is a well-known versatile player who can also play WebM files on Mac and Windows, but everyone will install it. It is a format to speed up video for the web, but since you want to save it as an MP4 file, there is an alternate way to convert it. Like Windows, macOS does not support WebM files, and you cannot open them on your Mac computer. How to Convert WebM to MP4 on Mac with VLC
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