You can use these steps to sign in on your iPhone, iPad, iPod touch, Mac, PC, and Apple TV.

Changing Apple Id For App Store On Update Your Apple

But if youre using services to share information or communicate with others, you should update your Apple ID or password immediately.

Within 24 hours of changing your Apple ID or password, the change automatically updates for Apples developer programs.

On your iPad, just enter your updated Apple ID and password.

On your iPhone or iPod touch, tap Use your Apple ID for FaceTime and enter your updated Apple ID and password to sign in.

Then click Sign Out again when asked to confirm, and enter your updated Apple ID and password.

The data in iCloud will automatically appear on your device after you sign in.

Your data will remain in iCloud and will be updated on your device when you sign in to iCloud again.

If youre using macOS Mojave or earlier, choose Apple menu System Preferences, then click iCloud.

Click Delete. Your data will remain in iCloud and will be updated on your device when you sign in to iCloud again.

On Apple TV (3rd generation or earlier) go to Settings iCloud.

Youll be asked to sign in with the Apple ID that you entered for the iTunes Store.

If you use the same Apple ID for iCloud and the iTunes Store, choose Yes.

On a Mac with macOS Mojave or earlier, iTunes includes iTunes Genius, iTunes Home Sharing, iTunes Match, iTunes Store, and iTunes U.

On a Mac with macOS Catalina, open Apple Music, Apple TV, or Apple Podcasts instead of iTunes.

Changing Apple Id For App Store On Mac