Transfer SD Card

[AC Question]

I purchased a new Zmax Pro. I unmounted my SD card from my old Zmax Pro but the new phone is not reading the music on my SD Card. I even tried restarting my phone

 

[B. Diddy]

Welcome to Android Central! Are these mp3 files? What music app are you using to play them -- the stock app? Go to Settings>Apps, select the music app, and then Permissions, and make sure it has permission to access your storage.