Try these steps:
In most cases, your remote will pair automatically after you insert the batteries. If it doesn’t, follow the steps on the TV screen, or press and hold the Back and Home buttons on the remote for 3 seconds.
I haven’t heard from you in a while so I’ll be locking this thread if there's no update within 24 hrs. Should you still have other questions and concerns, feel free to start a new thread and we'll be happy to help.