Also known as Rubber Plants, these tree-like plants can grow incredibly tall. They are name for the milky latex type sap that it produces in its stem.
Your Ficus will be happiest with bright, indirect light. It can tolerate a variety of sun conditions including lower light levels except bright direct sun.
Yellowing Leaves
Yellow leaves are one of the first signs of stress. This can be caused by temperature shock, improper watering, nutrient issues, or even pests. Most of the time, yellow leaves indicate over-watering and potential root rot.
Brown edges
Brown edges are a sign on inproper watering. Check the soil to see whether it's over or underwatering that is the problem. It could also be temperature stress and/or sun burn.