Hi there! I'm a tech enthusiast with years of experience navigating the ins and outs of Apple's ecosystem. I understand you're looking to update your apps using a new Apple ID. That's a common situation, and I'm here to guide you through it.

Let's break down why it's not as simple as just logging in with your new ID and how to proceed:

The Heart of the Matter: App Ownership

Here's the key thing to understand: when you download an app from the App Store, it's tied to the Apple ID used for the download, not the device itself. This connection is permanent. You can think of it like buying a book – even if you lend it to someone else (like using a different Apple ID on your device), it's still your book.

What This Means for You

1. **You can't directly update apps downloaded with a different Apple ID.** Your new Apple ID sees these apps as belonging to someone else (even if that "someone else" was you previously).

2. **Attempting to update will usually prompt you to sign in with the original Apple ID.** This is the Apple ID that was used to download the app initially.

The Solution: Re-downloading

The most straightforward and reliable way to update your apps under a new Apple ID is to re-download them:


1. Back up your data. Before making any changes, it's crucial to back up your device. You can do this via iCloud or iTunes. This ensures you don't lose important data associated with the apps you're about to re-download.


2. Sign out of the old Apple ID. Go to Settings -> [Your Name] -> Sign Out.


3. Sign in with your new Apple ID. Go back to Settings -> Sign In to your [Device] and enter your new Apple ID credentials.


4. Search and re-download your apps. Open the App Store, search for the apps you want to update, and tap the cloud icon or download button next to them.

Important Notes:

* In-app purchases: Re-downloading an app doesn't automatically restore previous in-app purchases. For most apps, you'll need to restore these purchases within the app itself after re-downloading.

* App data: Some apps store data locally on your device. Re-downloading these apps may result in data loss unless the app offers cloud syncing or other backup options. Check individual app settings to understand how your data is managed.

Final Thoughts

While it might seem inconvenient, re-downloading apps ensures you're using your new Apple ID for future updates and purchases.

Let me know if you have any other questions!
read more >>

Open the Find My iPhone app on your iPhone, iPad, or iPod touch:If you're signed out, enter your updated Apple ID and password.If you're signed in with your previous Apple ID, tap Sign Out. Then tap Sign Out again when asked to confirm, and enter your updated Apple ID and password.read more >>