Click on ''Connect Other Platforms'' from Add Portfolio in Portfolio page.
Click on "Connect to Ledger'' and select Bitcoin.
Open your Ledger Live.
Click on Accounts and select your Bitcoin wallet .
Click on Edit account wrench icon on top right .
Click on Advanced Logs .
Copy the xPub key prefixed with "xpub" between the quotes and paste into CoinStats app. Please remember to remove any leading & trailing quotation marks from the wallet address before adding it into CoinStats.
After clicking Submit you will see your Bitcoin Trezor wallet synced with the CoinStats app.
Refer to support in case of further questions. Hope you'll enjoy!