Under Asset, select USD Coin. Note: you may have to search for it.
Enter the amount you wish to send (deposit) to Polymarket.
Under To, enter your Polymarket deposit address. You can find yours on the Polymarket Deposit page. Then click Continue.
Ensure you have copied your address for the Polygon network, as depicted below.
Change the network to Polygon to ensure you’re sending on the right network. Under Network, select Polygon.
Click Send Now. Your deposit will be available to trade on Polymarket in a few minutes.
Back on the Polymarket deposit page, Click Confirm pending deposit.