What a factory reset does and when you need one

A factory reset erases everything on your Android tablet—all apps, photos, documents, settings, and accounts—and returns it to the state it was in when it left the factory. After the reset completes, you'll see the initial setup screen, just as if you'd unboxed it new.

You might reset your tablet if it's running slowly, freezing constantly, or behaving erratically after installing an app. A reset also removes malware or unwanted software that won't uninstall normally. If you're selling or giving away the tablet, a reset ensures the next owner doesn't inherit your personal data.

Before you start: back up anything you want to keep. Photos, documents, and contacts synced to a Google account will restore after setup, but files stored only on the tablet itself will be gone permanently.

Key Takeaways

  • A factory reset erases all data on your tablet and returns it to its original state, so back up important files first.
  • You can reset through Settings > System > Reset options > Erase all data, or by holding the power and volume-down buttons during startup if the tablet won't respond.
  • The reset process takes 5 to 15 minutes and requires the tablet to be plugged in or have at least 50% battery.
  • After reset, you'll sign back into your Google account and can restore photos, contacts, and apps that were synced to that account.

Reset through Settings (the standard method)

This method works when your tablet is responding normally and you can navigate the menus. Open Settings, then tap System (on some tablets this appears as About tablet or Device info). Look for Reset options or Reset.

Tap Erase all data or Factory reset. The tablet will ask you to confirm and may ask for your PIN, pattern, or password. Enter it, then tap the button to proceed. The tablet will restart and begin erasing. Do not turn it off or unplug it during this time—let it finish completely, which usually takes 5 to 15 minutes.

When the reset finishes, you'll see the setup screen. You can now sign in with your Google account. Any apps, photos, and contacts that were backed up to that account will begin restoring automatically over the next few hours.

Hard reset using hardware buttons (when the tablet is frozen)

If your tablet is frozen, unresponsive, or won't boot into Settings, you can force a reset using the power and volume buttons. First, turn off the tablet completely. If it won't respond to the power button, let the battery drain fully, then plug it in and wait a few minutes.

Once the tablet is off, press and hold the power button and volume-down button at the same time. Keep holding both for about 10 to 15 seconds. You should see a menu appear (called the recovery menu) with white text on a black background. The exact wording varies by manufacturer, but look for an option like Wipe data/factory reset or Reset to factory settings.

Use the volume buttons to highlight that option, then press the power button to select it. The tablet will ask you to confirm—usually by highlighting Yes and pressing power again. The reset will begin. Do not interrupt it. When it finishes, you'll return to the recovery menu; select Reboot system now to restart the tablet normally.

What to do before you reset

Sign into your Google account on the tablet before you reset. This ensures that your contacts, calendar events, Gmail, and any apps you've downloaded from the Play Store are tied to that account and can restore afterward. Open Settings, tap Accounts, and make sure your Google account is listed and synced.

For photos and documents stored in Google Photos, Google Drive, or OneDrive, they're already backed up if you've been using those apps. Check that sync is turned on: in Settings, find Google or Accounts, select your Google account, and confirm that Photos, Drive, and other services show a green checkmark or "syncing" status.

If you have files saved only to the tablet's internal storage—PDFs, spreadsheets, or other documents not in a cloud service—connect the tablet to a computer via USB cable and copy them to your computer's hard drive. Once the reset is complete, you can copy them back.

What happens after the reset is complete

The tablet will boot into the initial setup screen. You'll be asked to select your language, connect to Wi-Fi, and sign into a Google account. Use the same Google account you had before the reset. The tablet will then begin restoring your apps, contacts, calendar, and photos automatically—this can take an hour or more depending on how much data you have and your internet speed.

Apps will appear on your home screen as they restore. You may need to sign back into individual apps like email, banking, or social media, since passwords are not restored automatically. Check your app drawer to see which apps have finished installing.

If you don't see an app you had before, it may not have been installed from the Play Store originally, or it may no longer be available. You can search for it in the Play Store and install it again manually.

Troubleshooting a reset that won't complete

If the reset starts but gets stuck on a loading screen or progress bar, the tablet may have insufficient battery. Plug it in and wait at least 30 minutes without touching it. If it's still stuck, try a hard reset using the hardware buttons instead.

If you see an error message about a locked account or Google verification, the tablet is checking that you own the account before allowing the reset. This is a security feature. Sign out of all Google accounts in Settings, then try the reset again. You'll be asked to sign back in after the reset completes.

If the tablet won't turn on after a reset attempt, plug it in for at least 15 minutes—the battery may have drained during the process. Then press the power button and wait. If nothing happens, contact the tablet's manufacturer support, as the device may have a hardware issue.

Frequently Asked Questions

Will I lose my photos and contacts after a reset?

Photos and contacts synced to your Google account will restore when you sign back in. Files stored only on the tablet itself will be permanently erased. Before resetting, make sure your Google account is synced and any important documents are backed up to Google Drive or another cloud service.

Can I reset my tablet without a Google account?

You can perform the reset itself without an account, but you'll need a Google account to set up the tablet afterward. If you don't have one, you can create one for free at google.com before you reset. Without an account, you won't be able to read apps from the Play Store or restore your previous data.

How long does a factory reset take?

The reset process itself usually takes 5 to 15 minutes. Restoring your apps, photos, and contacts afterward can take an hour or more, depending on how much data you have and your internet speed. Don't turn off the tablet during either phase.

What if I forgot my PIN or password before resetting?

If you can't unlock the tablet to access Settings, use the hard reset method with the power and volume buttons instead. You won't need your PIN or password for a hardware reset. After the reset completes and you reach the setup screen, you can create a new PIN or password.

Can I undo a factory reset?

No. A factory reset is permanent and cannot be undone. That's why backing up important files before you reset is essential. If you reset by mistake, you can only recover data that was synced to your Google account or stored in cloud services.