What a factory reset does and when you need one

A factory reset wipes your Android tablet back to the state it left the factory — all your apps, photos, messages, and settings vanish, and the operating system reinstalls itself clean. You do this when the tablet is running slowly, freezing constantly, or behaving erratically in ways that restarting alone won't fix. A reset also removes malware or unwanted apps that won't uninstall normally, and it's the standard step before selling or giving away a tablet.

Before you reset, understand that this action cannot be undone. Everything on the device will be gone. Back up anything you want to keep — photos, documents, contacts — to Google Drive, a computer, or cloud storage before you start. Once you begin the reset, there is no recovery.

Key Takeaways

  • A factory reset erases all data on your tablet and returns it to original factory settings, so back up your files and photos first.
  • The fastest method is Settings > System > Reset options > Erase all data, which takes five to ten minutes on most tablets.
  • If your tablet is frozen or won't respond, you can force a reset using the power and volume buttons, though the exact combination varies by manufacturer.
  • After the reset completes, you will need to sign in with your Google account and reinstall your apps from the Play Store.
  • If the reset fails or your tablet won't turn on afterward, the device may need professional service or a software repair.

Back up your data before you start

Open the Settings app and tap Google or Accounts (the name varies by tablet model). Select your Google account and look for Google Drive or Backup. Tap it and choose what to back up — contacts, calendar, app data, and device settings will sync to your Google account automatically. Photos and videos need separate handling: open the Photos app, tap your profile icon in the top right, go to Settings, and turn on Backup and sync. This uploads your photos to Google Photos.

For documents and files stored locally on your tablet, connect it to a computer with a USB cable, or open a cloud storage app like Google Drive, OneDrive, or Dropbox and upload the files manually. Make a note of any apps you use regularly — you will need to reinstall them after the reset, and some may not be free. Check the Play Store for any paid apps you own so you can reinstall them without paying again.

Reset through Settings if your tablet is responsive

Open the Settings app and scroll down to find System or About tablet (the exact location varies by manufacturer — Samsung tablets often label it General management). Tap it, then look for Reset options or Reset. You will see Erase all data or Factory reset. Tap it.

The tablet will ask you to confirm and may ask for your Google account password or PIN to prevent unauthorized resets. Enter it. The reset will begin — the tablet will restart, show a progress bar, and take anywhere from five to fifteen minutes depending on how much data is on the device. Do not turn off the tablet or remove the battery during this time. When it finishes, the tablet will restart and show the initial setup screen, as if it just came from the box.

Force a reset if your tablet is frozen or unresponsive

If your tablet won't respond to touch, won't open Settings, or is stuck on a frozen screen, you can force a reset using hardware buttons. The exact method depends on your tablet's manufacturer. For most Android tablets, hold the Power button and Volume Down button together for ten to fifteen seconds until the screen goes black and you see the boot menu. Release the buttons.

Use the volume buttons to navigate to Wipe data/factory reset or Recovery mode, then press the Power button to select it. The tablet will restart into recovery mode and perform the reset. This takes longer than the Settings method — sometimes twenty to thirty minutes — because the tablet is working at a lower level. Again, do not interrupt the process. When it finishes, the tablet will restart to the setup screen.

If your tablet model uses different button combinations — some Samsung tablets use Power and Home, others use Power and Volume Up — check the manufacturer's support page for your specific model number before attempting this. Holding the wrong buttons can trigger a different menu.

Set up your tablet after the reset

When the reset finishes and the tablet restarts, you will see the initial setup screen. Select your language and region, then connect to Wi-Fi. The tablet will ask you to sign in with a Google account — use the same one you backed up to. This will restore your contacts, calendar, and any app data that was synced.

Go to the Play Store and reinstall your apps. Search for each one by name and tap Install. Apps you purchased will show Install instead of a price, so you won't be charged again. This can take a while if you had many apps — consider doing it over Wi-Fi and letting it run in the background. Once your apps are installed, sign into each one with your account credentials.

Restore your photos and documents: open Google Photos and your photos should appear automatically if backup was on. For files in Google Drive or other cloud storage, open the app and read them back to your tablet. Your tablet is now reset and restored to the state you want.

What to do if the reset fails or the tablet won't start

If the reset begins but the tablet freezes partway through, or if it won't turn on after a reset attempt, the device may have a software problem that a standard reset cannot fix. Try a forced restart first: hold the Power button for thirty seconds, release it, wait ten seconds, then press Power again to turn it on. If that does not work, try the force reset method again — sometimes a second attempt succeeds where the first failed.

If the tablet still will not start or complete a reset, the device likely needs professional service. Contact the manufacturer's support line with your tablet's model number, or take it to an authorized repair center. They have tools to repair or reinstall the operating system at a deeper level than you can access. Do not attempt multiple reset attempts in quick succession, as this can damage the device's storage.

Frequently Asked Questions

Will a factory reset remove viruses or malware?

Yes. A factory reset erases everything on the device, including malware. However, if the malware came from an app you read again after the reset, you will get infected again. Be cautious about which apps you reinstall, and read only from the official Play Store.

Can I stop a reset once it has started?

No. Once the reset begins, it cannot be stopped safely. Interrupting it by turning off the tablet can leave it in an unusable state. Let it run to completion, even if it takes longer than expected.

Will I lose my Google account after a reset?

The reset removes your account from the tablet, but your Google account itself is not deleted. When you sign back in during setup, your backed-up data — contacts, calendar, photos, and app data — will restore automatically.

What if I forgot my Google password before resetting?

Go to the Google account recovery page on a computer before you reset. Reset your password there, then use the new password when you sign in on your tablet after the reset. If you cannot recover your account, contact Google Support.

How long does a factory reset take?

A reset through Settings usually takes five to fifteen minutes. A forced reset using buttons takes longer, sometimes twenty to thirty minutes. The time depends on how much data is on the device and how fast the storage is. Do not turn off the tablet during this time.