You can replace the Music, Podcasts, Videos, and Search buttons at the bottom of the screen with ones you use more frequently. For example, if you download audiobooks often but don’t watch many videos, you could replace the Videos button with Audiobooks.
Tap More and tap Edit, then drag a button to the bottom of the screen, over the button you want to replace.
You can drag the buttons at the bottom of the screen left or right to rearrange them. When you finish, tap Done.
When you’re browsing, tap More to access the browse buttons that aren’t visible.