Download and install the Ledger live application from the official Ledger website (https://www.ledger.com/ledger-live/). Connect your Ledger hardware wallet (such as Ledger Nano S or Ledger Nano X) to your computer using the USB cable.Once connected, Ledger Live should display the accounts associated with your Ledger device. You can view your cryptocurrency balances, transactions, and manage your portfolio through the Ledger Live interface.