playlist covers !!!

[please-]

i just want to change my playlist covers. i want to know the exact size picture that they want. idk why the updated it ... i hate it PLEASE let me go back . i can't do anything there's so many glitches . i've defended the **bleep** out of spotify out of apple music vs spotify arguments just please- i just want to make a billion cute incoherent playlists to cope w my depression

Plan

Premium

Country

usa

Device

Macbook Pro late 2016

Operating System

sierra??? idk the latest

My Question or Issue

won't let me change playlist covers, its ugly

[please-]

yall rly censored h*ll i coulda said much worse bru