Browning Of Azalea Leaves

Question

The bush was doing fine and the last week or so i noticed leaves dying.

Answer 1

They can brown for several, conflicting, reasons. Unfortunately, your photos did not come through, so I am unable to assess the situation.

https://www.gardeningknowhow.com/ornamental/shrubs/rhododendron/brown-rhododendron-leaves.htm

https://www.gardeningknowhow.com/ornamental/shrubs/azalea