There's no advantage to making use of legacy address. Nevertheless If your assistance that you are working with don’t assistance SegWit/Bech32 withdrawals then you might want to use legacy address. Afterwards you may transfer BTC from a legacy addresses to SegWit that starts with bc1. A Base58 address may be https://directoryglobals.com/listings12700676/trx-private-key-generator-online-an-overview