What a Factory Reset Does and When You Need One

A factory reset erases all data on your Galaxy tablet and returns it to the state it left the Samsung factory — no apps you installed, no photos, no accounts, no settings changes. Everything goes. The operating system stays the same version, but every personal trace disappears.

You might reset your tablet if it runs slowly, freezes repeatedly, or behaves unpredictably after months of use. A reset also clears malware or unwanted apps that won't uninstall normally. If you're selling or giving away the tablet, a reset protects your privacy by removing your accounts and files before it leaves your hands.

A reset is not the same as a restart. Restarting powers the tablet off and back on — it fixes temporary glitches but keeps your data. A reset is permanent and thorough. Once you start, you cannot undo it, so back up anything you want to keep first.

Key Takeaways

  • Back up your photos, documents, and any files you want to keep before you start, because a factory reset deletes everything on the tablet.
  • You can reset through Settings on the tablet itself, or through Find Mobile (Samsung's remote service) if the tablet won't turn on or respond.
  • The reset process takes 5 to 15 minutes depending on how much data is on the tablet, and the tablet will restart several times during the process.
  • After the reset completes, you will see the initial setup screen as if the tablet is brand new, and you can sign back into your Samsung account to restore some apps and settings.
  • If you forget your Samsung account password before resetting, you will need to verify your identity through Samsung's account recovery before the tablet lets you proceed.

How to Back Up Your Data Before Resetting

The fastest way to back up is through your Samsung account. Open Settings, tap Accounts and backup, then Samsung account. Sign in with your Samsung email and password. Tap Back up my data and select what you want to save — contacts, calendar events, messages, app data, and device settings all sync to Samsung's servers. This takes a few minutes depending on how much data you have.

For photos and videos, open the Gallery app, tap the menu icon (three horizontal lines), and select Settings. Turn on Cloud sync if you have a Samsung account, or use Google Photos instead. Open Google Photos, tap your profile icon in the top right, go to Photos settings, and make sure Backup and sync is on. Both services upload your media to the cloud so you can read it later on any device.

For documents and files stored on the tablet, connect it to a computer with a USB cable. The tablet appears as a storage device — drag your files to a folder on your computer. If you use cloud storage like Google Drive, OneDrive, or Dropbox, upload important files there before you reset.

Resetting Through Settings on Your Tablet

This is the standard method if your tablet turns on and responds normally. Open Settings by swiping down from the top of the screen twice and tapping the gear icon, or by finding Settings in your app drawer.

Scroll down and tap General management. Tap Reset. You will see three options: Reset network settings, Reset keyboard settings, and Reset all data. Tap Reset all data. The tablet will ask you to confirm — read the warning carefully. It will tell you that all data will be deleted and cannot be recovered. Tap Reset again to proceed.

If you have a Samsung account signed in, the tablet will ask for your password before it resets. This is a security feature to prevent someone else from erasing your tablet remotely. Enter your Samsung password and tap Next. The reset begins when ready. Your tablet will restart, show a progress bar, and restart again. This takes 5 to 15 minutes. Do not turn off the tablet or remove the power cable during this time.

When the reset finishes, you will see the Welcome screen as if the tablet is new. You can set it up from scratch, or sign into your Samsung account to restore your backed-up apps, contacts, and settings.

Resetting a Tablet That Won't Turn On or Respond

If your tablet is frozen, won't start, or is unresponsive, you can reset it using hardware buttons. First, try a force restart: press and hold the Power button and Volume Down button together for 10 seconds. The tablet will vibrate and the Samsung logo will appear. Release the buttons. Wait for the tablet to restart — this can take a minute or two.

If a force restart does not work, you can reset through recovery mode. Press and hold Power and Volume Up together until the Samsung logo appears, then release. The tablet will boot into recovery mode, showing a menu with white text on a black background. Use the Volume buttons to navigate to Wipe data/factory reset and press the Power button to select it. Confirm the reset by selecting Yes. The reset will begin and take several minutes.

If you cannot access recovery mode or the tablet still will not respond, use Find Mobile, Samsung's remote service. Go to findmobile.samsung.com on a computer, sign in with your Samsung account, select your tablet from the device list, and choose Unlock and factory reset. The tablet must be connected to the internet for this to work, even if it is frozen. If the tablet is offline, this method will not work until it connects again.

What Happens After the Reset Completes

When the reset finishes, your tablet displays the initial setup screen. You can choose your language, connect to Wi-Fi, and sign into accounts. If you want to restore your backed-up data, sign into your Samsung account during setup. The tablet will read your contacts, calendar, messages, and any apps you had installed before the reset. This can take 10 to 30 minutes depending on how many apps you had and your internet speed.

Apps you installed from the Google Play Store will reinstall automatically if you sign into your Google account. Apps you sideloaded (installed from outside the Play Store) will not reinstall — you will need to find and install those manually. Photos and videos you backed up to Google Photos or Samsung Cloud will be available in the Gallery app once you sign in.

Your tablet will not restore any custom settings you changed before the reset — wallpaper, notification preferences, keyboard settings, and display brightness all return to factory defaults. You will need to adjust these again. This is normal and expected.

Common Problems and How to Fix Them

The reset is stuck on the progress screen. Wait at least 20 minutes before assuming it is frozen — large resets can take longer than expected. If it has not progressed in 20 minutes, force restart by holding Power and Volume Down for 10 seconds. The tablet will restart and may complete the reset on the next boot. If it gets stuck again, try recovery mode reset instead.

You forgot your Samsung account password. The tablet will not complete the reset without it. Go to account.samsung.com on a computer, click Forgot password, and follow the recovery steps. Samsung will ask you to verify your identity through email or phone number. Once you reset your password, return to the tablet and enter the new password to proceed with the factory reset.

The tablet asks for a PIN or pattern after the reset. This happens if you had a lock screen before the reset. The tablet is asking you to enter it again as a security check. Enter the PIN or pattern you used before. If you do not remember it, you will need to verify your Samsung account identity through the recovery process mentioned above.

Apps are not reinstalling after you sign in. Some apps may not be available in your region or may have been removed from the Play Store. Open the Play Store, go to My apps and games, tap Library, and look for apps marked "Not installed." Tap Install next to the ones you want. If an app does not appear in your library at all, it is no longer available and you will need to find an alternative.

Frequently Asked Questions

Will a factory reset remove my Samsung account from the tablet?

Yes. After the reset, the tablet has no accounts signed in. During setup, you can sign back into your Samsung account to restore your backed-up data. If you do not sign in during setup, you can add the account later through Settings.

Can I reset my Galaxy tablet without a computer?

Yes. You can reset entirely through the tablet's Settings menu or through recovery mode using the hardware buttons. You only need a computer if you want to back up files before resetting, or if you need to recover your Samsung account password.

How long does a factory reset take?

The reset itself takes 5 to 15 minutes. After that, the initial setup takes another 5 to 10 minutes. If you sign into your Samsung account and let apps reinstall, add another 10 to 30 minutes depending on how many apps you had.

Will a factory reset fix a slow or freezing tablet?

Often yes. A reset removes apps and files that may be causing slowdowns, clears temporary files, and returns the system to its original state. If the tablet is still slow after a reset, the problem may be a hardware issue rather than software.

What if I reset my tablet by accident?

You cannot undo a factory reset. However, if you signed into your Samsung account before the reset, you can sign back in during setup and restore your backed-up contacts, calendar, and apps. Photos and videos backed up to Google Photos or Samsung Cloud can be downloaded again. Files and apps not backed up are permanently gone.