Follow these steps:
Go to the Investment Account Addition Page and search for Trade Republic :
Enter the phone number associated with your Trade Republic account (in international format, e.g. "+33(0)612345678") & your password:
Trade Republic should have sent you a notification:
Please make sure Trade Republic is open when logging into Finary if you did not receive a notification (check your Trade Republic application's notification settings).
Enter the code you received:
Your account is now synchronized 🎉
To update your positions, you must manually update your Trade Republic account. You can do this directly on the next page.