To pay with Bitcoin (BTC), you need to create your own Bitcoin wallet and buy your first Bitcoin (BTC). To do this, you will need to register on a cryptocurrency exchange. After registration, you will have your own secure Bitcoin wallet, and it is very easy to buy Bitcoin (BTC) using a bank card on the exchange.
We recommend the cryptocurrency exchange Binance https://www.binance.com/
Registration and purchase of Bitcoin (BTC) will not take more than 5 minutes of your time.
Video tutorial with step-by-step registration on Binance: