At the moment, you can't upload videos into device mockups. However, you can use a free app like Gifski to turn your videos into GIFs (max. 5MB), upload them, and insert a device mockup around them.
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At the moment, you can't upload videos into device mockups. However, you can use a free app like Gifski to turn your videos into GIFs (max. 5MB), upload them, and insert a device mockup around them.