How to Factory Reset an Android Phone

To factory reset an Android phone, back up your data first, remove your Google account to avoid the FRP lock, then open Settings, go to System (or General management), choose Reset, and tap Erase all data.

A factory reset wipes everything on your phone and returns it to the state it was in when new. It is the right move when you are selling or giving away the device, when a stubborn software fault will not clear, or when you suspect malware. Because it is permanent, the two steps before the reset matter just as much as the reset itself: back up your data, and remove your Google account.

Warning: back up before you reset

A factory reset cannot be undone. Anything stored only on the phone will be gone, so protect your data first.

1. Open Settings and find the Backup menu, usually under System or Google.
2. Turn on backup to Google One, which saves apps, call history, contacts, and settings.
3. Open Google Photos and confirm your pictures and videos have finished syncing.
4. Copy important files to Google Drive or a computer.
5. Wait for every backup to complete before going any further.

If your phone is short on space and the backup keeps failing, it can help to clear out clutter first. Our guide on how to free up storage on your phone explains the fastest ways to make room so the backup can finish cleanly.

Remove your Google account to avoid the FRP lock

This is the step people most often skip, and it causes real trouble. Android includes Factory Reset Protection, or FRP, which asks for the last Google account that was signed in after a reset. It is designed to make a stolen phone useless, but it can lock you out of your own device if you reset without removing the account first.

1. Open Settings, then Accounts (called Passwords and accounts on some phones).
2. Tap your Google account.
3. Choose Remove account and confirm.

With the account removed, FRP will not demand those credentials after the wipe, which is essential if you plan to sell or hand on the phone. If you have more than one Google account signed in, remove every one of them, because FRP can trigger on any account that was present. It is also worth removing a Samsung account and any manufacturer account on the phone, since some brands add their own reset protection on top of Google’s.

One more precaution: if the phone uses a removable SD card or has files you want kept off the cloud, copy them to a computer before you begin. A factory reset does not always erase an SD card, but the safest habit is to remove the card or back it up separately so nothing is lost either way.

Perform the factory reset

Now you are ready to reset. The menu names vary slightly by brand.

1. Open Settings and navigate to the reset option using the path above.
2. Tap Erase all data or Factory data reset.
3. Read the warning carefully, which lists the accounts and data that will be removed and reminds you that the action cannot be reversed.
4. Enter your PIN, pattern, or password to confirm.
5. Tap the final confirmation and let the phone erase itself and restart.

The process takes several minutes, and it is normal for the screen to go dark and restart more than once. Keep the phone plugged in or well charged so it does not run out of power mid-wipe, which can leave the device in a bad state. When it finishes, the phone boots to the same welcome screen you saw when it was new.

When a reset is the right fix

Do not treat a factory reset as a routine cleanup, because it is drastic. For everyday sluggishness, lighter fixes usually work first. Clearing an app’s stored files often solves crashes or login glitches, as covered in our guide on how to clear cache on Android, and Play Store download problems have their own targeted fixes in our article on how to fix the Google Play Store not downloading apps. Reserve the full reset for persistent faults, suspected malware, or preparing the phone for a new owner.

After the reset

If you are keeping the phone, sign back in with your Google account during setup and choose to restore from your backup, and your apps and settings return over the next while. If you are moving to a different handset instead, our guide on how to transfer data from Android to Android walks through bringing everything across. Before you install apps again, it is worth a quick refresher on how to tell if an app is safe before you install, so a clean phone stays clean.

A factory reset is a genuinely useful reset button for a troubled phone, but only when handled in the right order. Back up everything, remove your Google account to sidestep the FRP lock, then wipe from the Reset menu. Follow those three steps and you get a fresh start with none of the nasty surprises. Take your time with the backup and the account removal, and the reset itself becomes the easy part.