What a factory reset does and when to use it

A factory reset wipes your Android tablet back to the state it left the factory — all your apps, photos, files, accounts, and settings are deleted. The operating system stays the same version you had when you started. Use a factory reset when you're selling or giving away the tablet, when it's running so slowly that nothing else has fixed it, or when you've forgotten your PIN or password and can't get past the lock screen.

Before you reset, understand that this is permanent. Anything not backed up to the cloud or a computer will be gone. If you can still access your tablet normally, back up your photos, documents, and any files you want to keep before you start.

Key Takeaways

  • A factory reset deletes all apps, files, photos, and accounts from your tablet and returns it to factory settings — this cannot be undone.
  • You can reset through Settings on most tablets, or by holding power and volume buttons together if you're locked out.
  • If your tablet is linked to a Google account, you'll need that account's password after the reset to use the tablet again.
  • Back up anything you want to keep before starting, since the reset removes everything on the device.
  • A factory reset does not remove the Android operating system itself, only your personal data and installed apps.

Reset through Settings if you can access your tablet normally

Open Settings and scroll down to find System or About Tablet — the exact name varies by manufacturer and Android version. Tap System, then look for Reset or Reset Options. You'll see "Factory reset" or "Erase all data." Tap it.

The tablet will ask you to confirm and may ask for your PIN, password, or fingerprint. Enter it. The tablet will then show a progress screen and restart itself. This takes 5 to 15 minutes depending on how much data is on the device. Do not turn off the tablet during this time.

When the reset finishes, the tablet boots up as if it's brand new. You'll see the initial setup screen asking you to choose a language and connect to Wi-Fi. If the tablet is linked to a Google account, you'll need that account's email and password to proceed past this point.

Reset using hardware buttons if you're locked out

If you can't unlock your tablet or access Settings, you can force a reset using the power and volume buttons. Power off the tablet completely. Then press and hold the power button and the volume-up button at the same time for 10 to 15 seconds until you see the Android logo or a boot menu.

Release the buttons. You should now see a menu with options like "Reboot system now," "Recovery mode," or "Wipe data/factory reset." Use the volume buttons to highlight "Wipe data/factory reset" and press the power button to select it. Confirm the action when prompted. The reset will begin and take several minutes.

The button combination varies slightly by tablet brand — some use volume-down instead of volume-up, and some require holding both buttons with power. If the first combination doesn't work, try power plus volume-down. Check your tablet's manual or manufacturer website if neither works.

What happens after the reset is complete

Your tablet restarts and shows the setup screen you saw when it was new. You'll choose a language, connect to Wi-Fi, and then be asked to sign in with a Google account. This is where the tablet's security catches up with you: if the tablet was linked to a Google account before the reset, you must enter that account's email and password to continue.

This is a security feature called Factory Reset Protection. It prevents someone who steals your tablet from wiping it and using it as their own. If you don't remember the Google account password, you'll need to reset it on a computer or phone using Google's account recovery process before you can proceed on the tablet.

Once you sign in, the tablet downloads your apps from the Google Play Store if you want it to, and you can set up your accounts and preferences from scratch. Nothing from before the reset will be there.

Back up your data before resetting

If your tablet still turns on and you can access Settings, back up your important files first. Photos and videos usually back up automatically to Google Photos if you have a Google account — check the app to confirm. Documents and spreadsheets in Google Drive also sync automatically if you're signed in.

For files stored only on the tablet itself, connect it to a computer with a USB cable and copy them to a folder on your computer. Android tablets show up as a removable drive on Windows and Mac. Drag your files to the computer and they're safe.

Apps themselves don't need to be backed up — they'll read again from the Google Play Store when you sign back in with your Google account. But any data those apps created (like notes in a notes app) may not sync unless the app has its own cloud backup. Check each app's settings if you're unsure.

Troubleshooting a reset that won't start or finish

If the reset starts but gets stuck on a progress screen for more than 30 minutes, the tablet may have a problem. Try forcing it off by holding the power button for 10 seconds, then turn it back on. If it's still stuck, try the hardware button reset method instead.

If the reset won't start at all through Settings, the tablet may not have enough battery power. Plug it in and let it charge for at least 30 minutes, then try again. A tablet with very low battery sometimes won't complete a reset.

If you're locked out and the hardware button combination isn't working, your tablet model may use a different combination. Search "[your tablet brand and model] factory reset buttons" to find the exact sequence. Some older tablets use different button combinations than newer ones.

Frequently Asked Questions

Will a factory reset remove my Google account permanently?

No. The reset removes the account from the tablet, but the account itself still exists. After the reset, you can sign back in with the same email and password, and your Google Drive files, Gmail, and other Google services will be there. You'll need the password to proceed past the setup screen after the reset.

Can I undo a factory reset?

No. A factory reset is permanent and cannot be reversed. This is why backing up important files before resetting is critical. If you've already reset and lost files, a data recovery service might retrieve some of them, but this is expensive and not always successful.

What if I don't remember the Google account password after the reset?

Go to Google's account recovery page on a computer or phone and reset the password using your recovery email or phone number. Once you've set a new password, use it to sign in on the tablet after the reset. You cannot proceed past the setup screen without the correct password.

Does a factory reset remove the Android operating system?

No. The reset only removes your personal data and apps. The Android version your tablet shipped with stays the same. If you want to update Android to a newer version, you do that after the reset through the Settings app.

How long does a factory reset take?

Most resets finish in 5 to 15 minutes. A tablet with very little data may reset in 3 to 5 minutes. One with a lot of files and apps may take 20 to 30 minutes. Do not turn off the tablet during the reset, as this can damage the system.