To copy the public address of your wallet in the Binance Smart Chain click on or tap on your address.
1) Tap on Smart Chain token (be aware that you want to tap on the token with black and yellow icon named Smart Chain, it’s the BEP-20 token you need, the token with yellow and white icon named BNB is BEP-2)
2) Tap on “Copy”. Your wallet’s address in the Binance Smart Chain is copied.