Download MetaMask (a crypto wallet in the form of a browser extension) or Trust Wallet (phone app). Following that, you will have to add the Binance Smart Chain to your network-list.
Buy BNB on an exchange (i.e. Kraken, Coinbase, Binance, etc.). Transfer the tokens to your MetaMask wallet address.
You have to add the Binance Smart Chain to your network-list. Instructions can be found here.
Go to PancakeSwap or your favorite swap platform and exchange your BNB for $ADXX by adding the contract address 0x1de305515a132Db0eD46E9fA2aD2804F066E43E3.
To watch a video tutorial on how to purchase click here.