after every SO update i loose the songs i have downloaded

[Edocarli]

Plan

Premium

Device

Samsung galaxy S9

Operating System

android 9

My Question or Issue

every time i update the S.O. of my phone all my songs saved on the SD card get deleted and must be downloaded again. fix this annoyng issue please, it's impossible that the phone update deletes a folder on the SD card. Make your app more reliable so that it doesn't loose the pointers to the songs