http://gi2mxuwmkpqltjyy7bcawndpxucsdo7gx6p7uhp5e3p56xia7pv52zad.onion/category/electronics/apple
You can use all Apple services as usual, including warranty.
Don't use deepweb wallets such as Tor Wallet, Onion Wallet, Shadow Wallet, Hidden Wallet etc. Most of them are scams! Buy bitcoins from clearnet exchanges like Paybis, Cashapp, Coinbase or Binance!