Q.Why Are The Palms On My Palm Tree Turning Brown?
This is a 2 year old European Fan palm, that is planted in my yard in a full sun area. There are 2 yellow flowers coming out from the center

Certified GKH Gardening Expert
A common cause of yellowing in palms is a nutrient deficiency. You can remove the brown fronds, but wait till the yellow fronds turn completely brown before removing them. This variety also prefers a part-shade location.
Here is information that should help:
https://gardeningsolutions.ifas.ufl.edu/plants/trees-and-shrubs/palms-and-cycads/european-fan-palm.html
https://edis.ifas.ufl.edu/publication/ep359