I have brown spots even after watering for longer times and even after a heavy rain.

Does this work better on that?

Scotts 44611A Food-10 M | Green Max Lawn Food, 10,000 sq. ft https://www.amazon.com/dp/B0168K8VQK/ref=cm_sw_r_cp_api_glt_fabc_X0E6WZDC9ZRYFHM0M3V1?_encoding=UTF8&psc=1