Purchases are tied permanently to the specific Apple ID used at the time of sale. If you have more than one email address (e.g., an old @me.com or @gmail.com account), ensure you are signed into the correct one. Purchased Songs Not Showing Up On iPhone After Update
The most frequent cause for this message is that your purchases have been accidentally hidden. Apple allows you to "hide" items to keep your library organized, but this also prevents them from showing up in the "Not on this device" list. Open the Apple Music app . Tap your Account/Profile icon in the top right. Select Account Settings (you may need to sign in). Scroll down to Hidden Purchases and tap it. Tap Unhide next to the songs or albums you want back. On Mac or PC: Open the Apple Music app or iTunes . Go to Account > Account Settings . Find the Hidden Items section and click Manage . Click Unhide for each item you want to restore. 2. Verify Your Apple ID