Walmart buy used TVs for cash or store credit . While the retailer has a robust trade-in program for smaller electronics, televisions are not currently included in that service. Walmart’s "Gadget to Gift Cards" Program
If you recently purchased a TV from Walmart and are unhappy with it, you can return it rather than selling it back.
: You typically need the original receipt and packaging. Returns without a receipt may only be eligible for a Walmart Gift Card at the current store price. Alternatives for Selling a Used TV