Q.Why Are Some Of The Leaves On My Monstera Deliciosa Turning Black
Some of the leaves are turning black at the edges. The plant is potted, indoors, and has medium light .I water it weekly and keep soil moist.
Any suggestions ?

Certified GKH Gardening Expert
I think the last statement about sums it up! You will want to let it dry out completely down to about 2 or 3 inches between waterings.
Now, you will need to treat with a fungicide as well. This article will help: https://www.gardeningknowhow.com/garden-how-to/info/using-fungicides-in-garden.htm
This collection of articles will help you with the care of the plant: https://www.gardeningknowhow.com/category/houseplants/swiss-cheese-plant