Yes, Shopify lets you add video alongside product images. It comes with limits on size, length,
Shopify product media accepts MP4 and MOV video files and YouTube or Vimeo links, and every Online Store 2.0 theme renders them in the gallery.
Videos cannot be assigned to a variant, do not autoplay in Dawn's gallery, and appear on product cards as a still frame.
Bulk upload through the product CSV is images only; video needs the admin, the API or an app.
For per-variant video, autoplaying loops or shoppable tags, use a metafield, a theme edit or an app block rather than fighting the gallery.
Yes. The product media area in Shopify admin accepts MP4 and MOV files alongside images, and also YouTube or Vimeo links.
The full guide has the formats, the deadlines and the worked examples.