How to Reset Your Phone to Factory Settings

Before You Reset: What Gets Erased

To reset your phone to factory settings, open the device’s reset menu, choose the option to erase all data, and confirm the request. A factory reset removes your personal information and returns the phone to its original setup state.

The reset wipes downloaded apps, photos, videos, messages, contacts stored only on the phone, saved passwords, account settings, and other personal files. It also removes changes you made to system settings. Data stored on a removable memory card may require separate handling, depending on the phone and the reset options shown.

A completed factory reset cannot be undone. Before you reset the phone to factory settings, make sure anything important is backed up somewhere you can access without that phone.

How Do I Back Up My Phone Before a Factory Reset?

A backup is a separate copy of your information that can be restored after the phone reset to factory settings. Connect the phone to a reliable Wi-Fi network and, if possible, plug it into power before starting a backup.

1. Open the phone’s account or backup settings and check when the most recent backup finished.
2. Confirm that contacts are syncing with your Apple Account, Google Account, or another account you control.
3. Back up photos and videos to your chosen cloud service or copy them to a computer.
4. Check important apps individually. Some apps keep data in an online account, while others require their own backup or export process.
5. Save files from local folders, including downloads, recordings, and documents.
6. Make sure you can access any authentication app, recovery codes, or other sign-in method needed for accounts with two-step verification.
7. Open a few backed-up items from another device when possible. Seeing a backup date alone does not prove that every file was included.

Why Should I Sign Out of Accounts Before Resetting My Phone?

Activation protection is a security feature that can require the previous owner’s account credentials after a phone is erased. Apple devices may use Activation Lock, while Android devices may require a Google Account previously connected to the phone.

Before using the factory reset settings, write down which Apple Account or Google Account is connected to the device. Confirm that you know the password and can complete any verification step. Do not rely on a password saved only on the phone you are about to erase.

1. Check the account name or email address shown in Settings.
2. Test the password through the account’s official sign-in process if you are unsure of it.
3. Update recovery details before the reset if you no longer control the listed email address or phone number.
4. Sign out of the main device account when the phone provides that option.
5. Remove the device from any account-management or device-finding service if the official instructions for your phone require it.

If the phone belongs to an employer, school, or another person, contact the administrator or owner before erasing it. A reset may not remove organization management, and you may be unable to activate the phone afterward.

How Do I Reset an iPhone to Factory Settings?

Use the iPhone’s built-in erase option when the phone turns on and you can open Settings.

1. Open Settings.
2. Select General.
3. Select Transfer or Reset iPhone.
4. Select Erase All Content and Settings.
5. Review the information the iPhone says will be removed, then select the on-screen option to continue.
6. Enter the iPhone passcode or Apple Account password if requested.
7. Confirm that you want to erase the iPhone, then leave it connected to power while it completes the process.

The iPhone may ask whether to preserve or remove cellular-plan information. Read the choice carefully and follow the instructions from your carrier or the person who will use the phone next. Do not interrupt the reset once erasing has started.

How Do I Reset an Android Phone to Factory Settings?

The exact Android factory reset settings vary by manufacturer. On many Android phones, the general route is Settings, then System, Reset options, and Erase all data or Factory data reset.

1. Open Settings.
2. Look for System, General management, or a similarly named device-management section.
3. Select Reset or Reset options.
4. Select the option labeled Erase all data or Factory data reset.
5. Review the accounts, apps, and data listed for removal.
6. Enter the screen lock PIN, password, or pattern when requested.
7. Confirm the factory data reset and wait for the phone to restart.

If those labels are not present, use the search box inside Settings and search for “reset” or “factory data reset.” Choose the full data-erasure option, not an option that resets only Wi-Fi, network, accessibility, or app preferences.

What Happens After the Phone Resets to Factory Settings?

After the reset, the phone restarts at its initial welcome screen. The first boot can take longer than an ordinary restart.

1. Select your language and region.
2. Connect to Wi-Fi or an available cellular connection.
3. Sign in with the Apple Account or Google Account that the phone requests.
4. Complete any identity or activation check shown on the screen.
5. Choose a recent backup if you want to restore saved contacts, photos, settings, and supported app data.
6. Create a new screen lock and review privacy, location, and backup choices.
7. Allow time for apps and files to download before deciding that information is missing.

If another person will use the phone, stop at the welcome screen instead of entering your own account again.

What Should I Do If the Factory Reset Fails?

If the reset factory settings process stops, keep the phone connected to power and try the built-in reset again after it restarts. If Settings will not open, consult Apple Support or the phone manufacturer’s official support instructions for recovery-mode or hardware-button reset steps. Button combinations vary, so use instructions for the exact device rather than guessing.

If the phone asks for a previous Apple Account or Google Account password, do not try to bypass activation protection. Use the official account-recovery process. If the phone was obtained from someone else, the previous owner may need to remove it from their account. Proof of ownership may also be required when seeking help from the manufacturer.

When the account password was the original problem, recover the account before repeating the reset. Resetting a phone does not reset the password for the online account attached to it.