Walmart Connect supports 16 documented ad formats across the Retail Media category. Browse the full list of placements, dimensions, file size limits, and creative requirements for advertising on Walmart Connect. Sponsored Search, Brands, Brands Video, Sponsored Video, Onsite Display, In-Store, Off-site DSP and Vizio/OneView CTV ads across Walmart.com, the Walmart app, ~4,500 stores and connected TV.