so,when i go to save my progress in the settings, the button just becomes yellow and does seemingly nothing,did it save or am i doing something wrong(im on android) great game tho

Hi, yes it did save your progress as save.pvzgw2d, that file is located in the Andoid/data/com.Denarser.PVZGW2D/files. Unfortunately you need to use EX File Manager(or another file manager) to access it.