I installed the fan last summer. Began to use and the remote would not work. I installed a new battery and still the remote would not work. Started fan manually and it worked. How do I activate the remote?

I have not changed any settings on my fan.

I installed the fan last summer. Began to use and the remote would not work. I installed a new battery and still the remote would not work. Started fan manually and it worked. How do I activate the remote?

The red light does come on my remote.