Go to https://exchange.idex.io. When you are ready to connect your ledger click “Unlock Wallet” in the upper right hand corner.
Unlock your Ledger device using your pin code and open the Ethereum app.
Under Settings, set the “Browser Support” and “Contract Data” options to “Yes”.
Lastly, make sure that your Ledger is on the latest firmware (1.3.1).
After completing the steps above, select the “Ledger Wallet” option under “Access your Wallet.”
Click the “Unlock” button and select the address that you would like to access.
After selecting the address, click “Unlock”.
Congratulations! You are signed into IDEX and can now deposit tokens. Once you have deposited you can start trading!