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10 Tech How-To

Samsung Phone Forgot PIN? How to Unlock It

Guide 10-31972 · Updated · Step by step

Forgetting your Samsung phone’s PIN can lock you out of your own device, but there are several official ways to regain access without losing your data. This guide covers the safest methods first—from Smart Lock and Find My Mobile to the last-resort factory reset—so you can choose the one that fits your situation.

What You’ll Need

  • Your Samsung account credentials (email and password) if you want to use Find My Mobile.
  • Another device (phone, tablet, or computer) with internet access to visit Samsung’s Find My Mobile website.
  • Access to the Google account that was synced on the phone (for older Android versions that ask for it after a factory reset).
  • A USB cable and a computer only if you need to use Smart Switch for a backup or recovery.
  • Your phone’s charger—make sure the battery is above 30% before attempting any unlock method.

Step-by-Step

Method 1: Use Smart Lock (If You Set It Up Before)

  1. If your phone is still on the lock screen, try swiping up or pressing the power button to wake it.
  2. Look for a message like “Trusted device” or “Trusted place”—if you had set up Smart Lock earlier, your phone may unlock automatically when you’re at home or near a trusted Bluetooth device.
  3. If the phone unlocks without asking for the PIN, go to Settings > Lock screen > Smart Lock and review your trusted devices and places.
  4. If Smart Lock doesn’t trigger, move on to the next method.

Method 2: Use Samsung Find My Mobile (Official Remote Unlock)

  1. On a computer or another phone, go to findmymobile.samsung.com and sign in with the Samsung account that was linked to your locked phone.
  2. If you have multiple devices, select your locked phone from the list on the left.
  3. Click on Unlock (sometimes labeled “Unlock my screen”). This option is available for most Samsung phones running Android 8.0 or later.
  4. Follow the on-screen confirmation. Samsung will send a verification code to your registered phone number or email—enter it when prompted.
  5. Wait a few seconds. Your phone should receive the unlock command and remove the PIN lock. You can then set a new PIN or password from Settings.
  6. If the phone is offline, you’ll see a message saying it can’t be reached. Turn on the phone with Wi-Fi or mobile data (if possible) and try again.

Method 3: Use Google’s “Find My Device” (If Your Phone Runs Android 4.4–7.1)

  1. On a computer, go to google.com/android/find and sign in with the Google account on your locked phone.
  2. Select your phone from the top of the page.
  3. Click Lock (not Erase). This lets you set a temporary PIN or password.
  4. Enter a new temporary PIN and click Lock again.
  5. On your phone, you should now be able to unlock it with that temporary PIN. Then go to Settings > Lock screen to change it to something you’ll remember.
  6. Note: This method only works on older Android versions; newer Samsung phones (Android 8+) no longer support it.

Method 4: Factory Reset (Last Resort—Erases All Data)

  1. Back up first if possible: If you had Samsung Cloud or Google backup enabled, your photos and contacts are likely safe. If not, skip this step—you’ll lose everything.
  2. Turn off your phone completely.
  3. Press and hold Volume Up and Power buttons together until the Samsung logo appears, then release both.
  4. You’ll see the Android Recovery menu. Use the volume keys to navigate and the power key to select.
  5. Scroll to Wipe data/factory reset and select it.
  6. Confirm by selecting Yes when prompted.
  7. After the reset finishes, select Reboot system now.
  8. The phone will restart and ask for your Google account credentials (if you had Factory Reset Protection enabled). Enter the Google account that was previously on the phone.
  9. Set up your phone as new, and create a new PIN that you’ll remember.

Common Mistakes

  • Guessing the PIN too many times: After several wrong attempts, Samsung phones lock you out for increasing time periods (30 seconds, 1 minute, 5 minutes). After 10–15 attempts, some models wipe the phone automatically if you enabled that setting.
  • Using the wrong Samsung account: Find My Mobile only works if you’re signed in with the exact Samsung account that was on the phone. If you’re not sure, check your email inbox for Samsung account verification messages.
  • Trying a hard reset before backing up: A factory reset wipes everything—photos, messages, apps, and settings. Only do it after you’ve exhausted other options.
  • Forgetting Factory Reset Protection (FRP): After a reset, you’ll need the Google account that was on the phone. If you don’t have it, the phone will be stuck on the setup screen.
  • Assuming Smart Lock is active: Smart Lock only works if you enabled it before forgetting the PIN. It’s not a default feature.

Tips

  • Always keep your Samsung account password saved in a password manager—it’s the most reliable way to unlock a forgotten PIN remotely.
  • Set up Smart Lock now (Settings > Lock screen > Smart Lock) with a trusted place like your home, so you have a backup for the future.
  • Enable Samsung Cloud or Google backup (Settings > Accounts and backup) so a factory reset isn’t a total loss.
  • Write down your PIN in a secure note or use a pattern you can remember but others can’t guess.
  • If you have a Samsung account, check if you have “Unlock” available before trying a reset—it’s the quickest and safest method.

Troubleshooting

Find My Mobile says “Device offline”

Your phone needs an internet connection to receive the unlock command. If it’s offline, try turning on Wi-Fi from the lock screen (if the notification bar is accessible), or wait until you’re in a known Wi-Fi area. If the phone has no data plan and no Wi-Fi, you’ll have to use the factory reset method.

Find My Mobile says “Unlock not supported”

This happens on some older models or when the phone has a Samsung account that isn’t fully verified. Try signing out and back into Find My Mobile, or use Google’s Find My Device if your phone runs Android 7 or older. If neither works, a factory reset is your only option.

You don’t remember your Samsung account password

Go to the Samsung account sign-in page and click “Forgot password” to reset it via email or phone number. You’ll need access to the email or phone associated with the account.

After factory reset, it asks for a Google account you don’t remember

This is Factory Reset Protection (FRP). You must enter the Google account that was previously synced on the phone. If you can’t remember it, try recovering it via Google’s account recovery page. If that fails, the phone is locked permanently unless you contact Samsung support with proof of purchase.

The phone is stuck in a boot loop after reset

If the phone keeps restarting, try wiping the cache partition: turn off the phone, hold Volume Up + Power, then select “Wipe cache partition.” If that doesn’t help, repeat the factory reset steps. If it still fails, the phone may need service.

Frequently Asked Questions

Can I unlock my Samsung phone without losing data?

Yes, if you use Find My Mobile (remote unlock) or Smart Lock. A factory reset will erase all data, so always try those first.

Will a factory reset remove the PIN?

Yes, it removes the PIN, but it also erases all personal data. After reset, you’ll need to set up the phone again and enter your Google account to bypass FRP.

How many PIN attempts do I have before the phone locks?

Samsung phones typically lock for 30 seconds after 5 wrong attempts, then 1 minute, then 5 minutes, and so on. After 10–15 attempts, some models wipe the device if you enabled that option in Settings.

Can I use Samsung’s “Find My Mobile” if I never set up a Samsung account?

No. Find My Mobile requires an active Samsung account on the phone. If you never created one, you’ll have to use the factory reset method.

Does Smart Lock work if I forgot my PIN?

Only if you had set it up before forgetting. Smart Lock uses trusted devices, places, or voice match to bypass the lock screen. If it’s not set up, it won’t help.

What if I bought a used Samsung phone and the previous owner’s PIN is on it?

You’ll need to contact the previous owner to remove the account, or perform a factory reset. If FRP kicks in, you’ll need the previous owner’s Google account details. Without them, the phone is unusable.

Related

General steps for current mainstream versions; menus can differ by device and version. See the disclaimer or report an error.

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