On the API: Please refer to the API changelog On the app: Select More on Trading page > Select Settings > Select USD-M settlement currency Select More and Settings under Features selection USD-M settlement currency is under Trading mode option on the app's settings menu On the web: Select Settings on Trading page > Select USD-M settlement currency USD-M settlement currency is under Settings option on the web's menuWhat happens if I use a different settlement currency than my counterparty?

Wrong Address: OKX is not responsible for any losses resulting from you sending any NFTs to the wrong address(es). You shall ensure that you deposit your NFTs to the right address(es). You shall provide the correct address of your wallet that you will use to receive your NFTs. OKX shall not be liable for any losses resulting from your own fault or error, including providing an incorrect or wrong wallet address for receiving NFTs or transferring your NFTs to a wrong address.

Wrong Address: OKX is not responsible for any losses resulting from you sending NFTs to the wrong address(es). You shall ensure that you deposit your NFTs to the right address(es). You shall provide the correct address of your wallet that you will use to receive your NFTs. OKX shall not be liable for any losses resulting from your own fault or error, including providing an incorrect or wrong wallet address for receiving NFTs or transferring your NFTs to a wrong address.