TRC20-USDT refers to USDT issued on the TRON network, ERC20-USDT refers to USDT issued by Tether on the Ethereum network . The USDT issued on TRC20 and ERC20 are both identical, however fees to transfer this USDT can often be cheaper on the Tron network using TRC20.
Read moreIs TRC20 the same as TRX?
You will need some TRX in your wallet as all “TRC20”-type TRON token transactions require some amount of TRON to be frozen for Energy . This will allow you to perform TRC20 token transactions without having to pay any network fees.
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