Does Resetting an iPhone Delete Everything? What to Know

Yes, Erase All Content and Settings deletes the personal data stored on an iPhone and returns the device to its setup screen. An iPhone reset does not necessarily delete iCloud data, backups, or information stored in the Apple Account.

The phrase “reset iPhone” can mean several different actions. A restart, a settings reset, and a full erase have very different results, so check the exact option before confirming it.

What does a full iPhone reset actually erase?

Erase All Content and Settings is the iPhone option commonly called a factory reset. It removes personal content from the device and restores iOS settings to their default state.

A full erase removes locally stored items such as:

• Photos and videos stored on the iPhone
• Downloaded apps and their local data
• Messages stored on the device
• Saved accounts, passwords, and device settings
• Downloaded music, podcasts, documents, and other files
• Apple Pay cards and other device-specific information

A normal restart does not erase those items. Restarting simply turns the iPhone off and back on, which can help with a frozen screen, a stalled app, or a temporary connection problem.

If you are asking “does reset iPhone delete everything,” the answer depends on the command: Erase All Content and Settings deletes the iPhone’s local personal content, while restarting does not.

What survives when an iPhone is erased?

Erasing an iPhone does not automatically delete information already stored in iCloud. An iCloud backup, synced contacts, calendars, notes, iCloud Photos, and other synced information may remain associated with the Apple Account and can become available again after sign-in.

An Apple Account, formerly called an Apple ID, is the account used for iCloud, the App Store, Find My, backups, and other Apple services. Erasing one iPhone does not delete that account.

What happens to cellular service depends on the type of SIM:

• A physical SIM card is not erased because it is a separate card. Remove it before giving the iPhone to someone else.
• During a full erase, the iPhone may offer a choice to keep or delete eSIMs. Keeping an eSIM can be useful when resetting your own phone; deleting it may be appropriate when transferring the phone.
• Deleting an eSIM can require help from the carrier before cellular service can be activated again.

Cloud syncing is not the same as a backup. Deleting synced content before the reset may also remove it from iCloud and other connected devices, so confirm what is present in the cloud before making changes.

How do you back up an iPhone before resetting it?

Back up the iPhone before selecting Erase All Content and Settings. A backup gives you a recovery source if the reset was accidental or the replacement device does not contain the expected information.

1. Connect the iPhone to Wi-Fi and power if you plan to use iCloud Backup.
2. Open Settings, select your name, choose iCloud, and open iCloud Backup.
3. Start a backup and keep the iPhone connected until Settings shows that the latest backup completed.
4. Confirm that important photos, contacts, notes, messages, and files are present in the service where you expect them to be stored.
5. Make sure you know the password for the Apple Account associated with the iPhone.
6. If you prefer a computer backup, connect the iPhone to a Mac or Windows PC and use Finder or the Apple device-management software shown on that computer. Choose an encrypted local backup if you need the categories that require encryption.

Before erasing, also check that you can access any trusted phone number or trusted Apple device needed for account verification. A backup is less useful if you cannot sign in to the account that holds it.

Should you sign out of the Apple Account and turn off Find My first?

Sign out of the Apple Account and make sure Find My is removed before transferring an iPhone to another person. Find My includes Activation Lock, a security feature that connects the iPhone to the owner’s Apple Account and prevents unauthorized reactivation.

The erase process may request the Apple Account password so it can turn off Find My and Activation Lock. Do not proceed with a transfer unless you can complete that account step and verify that the device is no longer tied to your account.

If the iPhone is being reset only for your own continued use, signing out separately may not be necessary when the guided erase process successfully accepts the account password. Never use instructions that claim to bypass Activation Lock; the legitimate owner should recover the Apple Account or contact Apple with appropriate proof of ownership.

Does Reset All Settings delete everything on an iPhone?

No. Reset All Settings returns system settings to their defaults but does not intentionally remove personal media, messages, apps, or documents.

• Erase All Content and Settings: Removes personal content, apps, accounts, and settings from the iPhone. Choose it when starting fresh, preparing the device for transfer, or following a troubleshooting step that specifically requires a full erase.
• Reset All Settings: Resets settings without deleting personal content. Choose it when troubleshooting configuration problems and you want to keep apps and data.
• Restart: Turns the iPhone off and on without resetting settings or deleting personal content. Try it first for a temporary software problem.

So, does iPhone reset delete everything? Only the full Erase All Content and Settings option is designed to remove the personal content stored on the device. Read the confirmation screen carefully because several reset commands appear in the same general area of Settings.

What happens when an iPhone starts after a full reset?

After a full erase, the iPhone displays the initial setup screens. You select basic settings, connect to a network, activate the device, and then choose whether to set it up as new or restore available information.

1. Turn on the erased iPhone and follow the onscreen setup prompts.
2. Connect to Wi-Fi or an available cellular connection when activation requires it.
3. Sign in with the Apple Account that contains the backup or synced data.
4. Choose an available iCloud or computer backup if you want to restore one.
5. Keep the iPhone connected while apps and cloud content continue downloading.
6. Check important photos, messages, contacts, and files before removing any old backup or erasing another device.

If Activation Lock appears, enter the Apple Account credentials previously associated with the iPhone. If the account is not yours, the previous owner must remove the device from their account; resetting the iPhone again will not remove Activation Lock.