New Merchant Center product data specification updates announced:

• As of April 14 - More shipping attributes available at the product level for handling cutoff time, minimum order value, and loyalty program stuff
• As of April 14 - Optional new `video_link` attribute so you can submit links to product videos <-- This is a big one! You can get started now, but product videos won't be served for a few more weeks.
• Starting June 30 - Product videos submitted using the `video_link` attribute will become eligible to serve. At the same time, they'll also to start reporting policy & quality issues for those videos.
• Starting January 31, 2027 - Increased minimum resolution requirements for product images submitted using `image_link` and `additional_image_link` attributes. The new minimum will be 500x500 pixels for all product categories & marketing methods. <-- Also a big one!

GMC is already issuing warnings for product images that don't meet the new minimum resolution requirement, so you'll have several months to make the necessary updates and avoid product disapproval.