Forgotten password, PIN code or pattern on Samsung Galaxy A71 can turn into a serious problem, especially if important data is stored on the phone. Unlike old models, where it was enough to reflash the device, modern smartphones Samsung equipped with multi-level protection: FRP (Factory Reset Protection), data encryption and account linking Google. This complicates unlocking, but does not make it impossible.
In this article we will look all current methods of resetting the password on Galaxy A71 โfrom official methods with minimal data loss to radical solutions when a complete reset is required. We will pay special attention to bypass FRP locks, which is activated after a reset via Recovery Mode, and we will figure out how to restore access to the phone if you do not remember the data from your account Google. All instructions are adapted to the firmware One UI and are relevant for models SM-A715F, SM-A715F/DS and other modifications.
1. Unlocking through a Samsung account (if linked)
If your Galaxy A71 account was registered Samsung, the chances of regaining access without resetting the data are much higher. This method works even when the screen is locked, but requires a stable Internet connection (via Wi-Fi or a mobile network).
Action algorithm:
- ๐น On the lock screen, tap
Forgot your pattern key?orForgot your password?(the inscription appears after 5 unsuccessful attempts input). - ๐น Select option
Unlock via Samsung Account. - ๐น Enter your email and account password Samsunglinked to the device.
- ๐น Confirm unlocking via SMS or email (if two-factor authentication is enabled).
โ ๏ธ Attention: If mobile data and Wi-Fi are disabled on your phone, this method will not work. Try connecting to the network via Emergency call โ Dial *#06# (sometimes this will activate access to settings).
After successful authentication, the phone will be unlocked and all data (photos, messages, applications) will remain in place. If you do not remember the password for your account Samsung, recover it on the official website account.samsung.com (link for help, do not click if you are not sure of the security).
2. Password reset via Find My Mobile (remotely)
Service Find My Mobile from Samsung allows you not only to track the device, but also to control it remotely - including unlocking the screen. This method is suitable if:
- ๐ฑ The phone is connected to the Internet (Wi-Fi or mobile network).
- ๐ The function
Remote controlhas been activated in the settings (Settings โ Biometrics and security โ Find My Mobile). - ๐ You remember the account data Samsung.
Instructions:
- Go to the site Find My Mobile from a computer or other device.
- Login using the same account Samsungas the blocked one A71.
- In the left menu, select your Galaxy A71 (if several devices are linked).
- Click
Unlock(Unlock) and confirm action.
After 1-2 minutes, the phone will be unlocked and the old password will be reset. Important: this method does not work if the function is disabled on the device Remote control or it is not connected to the network.
If the phone is low, but connected to charging, try turning it on Safe). mode (hold the power button โ long tap on Disable โ Safe modeSometimes this allows you to bypass the screen lock.
3. Reset to factory settings via Recovery Mode
If the previous methods did not work, there is a radical solution - hard reset (hard reset). The method will delete all data from the phone, including photos, messages and installed applications, but will restore access to the device. On Galaxy A71 reset after Recovery Mode is done like this:
Turn off the phone (hold Power + Volume Down 10 seconds)
Connect the charger (the battery must be charged at least 30%)
Make sure you have a backup copy of important data
Prepare data from your Google account (will be needed after reset)
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Step-by-step guide:
- Turn off Galaxy A71 (if it is on, hold
Power + Volume Downuntil it turns off). - Press simultaneously
Power + Volume Upand hold for 10-15 seconds until the logo appears Samsung. - Release the buttons when you see the menu
Recovery Mode(blue screen with the inscriptionNo command). - Use the volume buttons to navigate and the
Powerbutton to select. SelectWipe data/factory reset. - Confirm by selecting
Yes โ delete all user data. - After reset, select
Reboot system now.
Phone will reboot and offer to set it up as a new one. Here you will find FRP lock - the system will require you to enter data from the account Googlethat was associated with the device before the reset. some firmware
โ ๏ธ Attention: On some firmwares One UI 5/6 after resetting, you may need to enter SIM card PIN code, even if it was not previously set. If you have forgotten the PIN, contact your telecom operator (for example, MTS, Beeline, MegaFon) to restore it.
4. Bypass FRP lock after reset (without data from Google)
FRP (Factory Reset Protection) is protection against unauthorized use of the phone after a reset. On Galaxy A71 it is activated automatically if the device has been linked to an account. GoogleYou can bypass it legally only if you are the owner of the phone Below are proven methods for firmware One UI 3.1โ6.0.
Method 1: Through Wi-Fi settings. (for One UI 4.0 and below)
- ๐ถ On the welcome screen, connect to Wi-Fi.
- ๐ Go back and tap on the email input field (a keyboard will appear).
- ๐ Hold
Spaceon the keyboard โ selectGoogle Search(orKeyboard settings). - ๐ Through search open
SettingsโResetโReset network settings(this sometimes removes FRP).
Method 2: Using an OTG cable and a file manager
You will need an OTG adapter and a flash drive with the file. data-i="166">On the FRP screen, select FRP_Bypass.apk (can be downloaded from specialized forums, for example, XDA Developers). Algorithm:
- Connect the flash drive via OTG to the locked phone.
- On the FRP screen, select
Connect USB storage. - Install
FRP_Bypass.apkand follow the application instructions.
| FRP bypass method | Suitable firmware | Complexity | Risks |
|---|---|---|---|
| Through Wi-Fi settings | One UI 3.1โ4.0 | Low | May not work on new updates |
| OTG + FRP_Bypass.apk | One UI 4.0โ5.0 | Average | Requires downloading third-party files |
| Reset via ADB | Any (PC required) | High | Can damage the system if errors occur |
โ ๏ธ Attention: Using unofficial methods to bypass FRP may violate the terms of the warranty Samsung. If the phone is under warranty, contact the service center with the purchase documents - they will be able to unlock the device without losing warranty service.
5. Unlocking via ADB (for advanced users)
If Galaxy A71 was enabled USB debugging (Settings โ About phone โ Build number โ 7 taps โ Developer settings โ USB debugging, you can try resetting the password via ADB (Android Debug Bridge). This method saves data, but requires a computer and minimal command line skills.
Instructions:
- Install ADB and Fastboot on PC.
- Connect the phone to the computer via USB (use the original cable).
- Open command line (
Win + R โ cmd) and enter:
adb shellsu
rm /data/system/gesture.key
rm /data/system/password.key
rm /data/system/locksettings.db
rm /data/system/locksettings.db-wal
rm /data/system/locksettings.db-shm
reboot
After rebooting, the phone will be unlocked, but some settings (for example, fingerprints) may be reset. If USB debugging has been disabled, this method will not work.
What to do if ADB does not see the device?
If the command adb devices does not show your Galaxy A71check:
1. Are the drivers installed Samsung USB Driver (you can download them on the website Samsung).
2. Is the File transfer (MTP) mode enabled when connecting to a PC.
3. Try a different USB port or cable (sometimes a USB 2.0 port helps instead of 3.0).
4. Restart the phone and PC.
6. Contacting a service center: when nothing helps
If all of the above methods do not work, the last option is to contact the authorized service center Samsung. This is relevant in the following cases:
- ๐ The phone is locked after purchasing it in person, and you do not know the details of the previous owner.
- ๐ฑ The device has custom firmware installed, and standard methods do not work.
- ๐ง You are afraid of damaging your phone with your own manipulations.
The service center will be able to:
- ๐ ๏ธ Reset the password through special software (Samsung Tool Pro, Z3X Box).
- ๐ Provide documents for unlocking via Samsung (if the phone is under warranty).
- ๐ Restore data after a reset (in some cases).
The cost of the service varies from 1,000 to 3,000 rubles, depending on the complexity. In Moscow and St. Petersburg, you can contact official services. Samsung (addresses on the website samsung.com), where unlocking will take 1-2 hours.
If the phone was stolen or lost, unlocking through the service center is impossible without purchase documents. In such cases, Samsung can block the device via IMEI.
7. How to avoid blocking in the future
To avoid encountering the problem of a forgotten password again, follow these simple rules:
- ๐ Use password manager (for example, Google Password Manager or KeePass) for storing PIN codes.
- ๐ฑ Set up unlock by fingerprint or facial recognition in addition to the PIN code (
Settings โ Biometrics and security). - โ๏ธ Regularly create backups via Samsung Cloud or Google Drive.
- ๐ Enable the function
Find My MobileiRemote controlin the settings.
It is also useful to write down the PIN code from SIM cards and account data Google/Samsung on paper and store it in a safe place (for example, in a safe or household documents). This will make it easier to restore access if the phone suddenly gets locked.
FAQ: Frequently asked questions about unlocking Samsung A71
Is it possible? unlock Galaxy A71 without data loss?
Yes, if an account was enabled on the phone Samsung or USB debuggingIn these cases, you can reset the password via Find My Mobile or ADB without deleting files. If these conditions are not met, the data will be lost when reset via Recovery.
What should you do if after resetting the phone asks for the old PIN code?
This means that it is activated on the device SIM card protection. Enter the PIN code from the SIM (usually indicated on the plastic card holder). If you forgot the PIN, contact your telecom operator with your passport to restore it.
Is it possible to bypass FRP on Galaxy A71 with One UI firmware 6.0?
On new firmware, bypassing FRP is complicated, but it is possible through ADB or specialized boxes (for example, Z3XIt is difficult to do this on your own - it is better to contact a service center.
How to unlock a phone if it was purchased second-hand). linked to someone else's Google account?
The only legal way is to contact the previous owner and ask him to remove the device from his account Google (myaccount.google.com/device-activity). turned off?
Will unlocking work via Find My Mobile, if the phone is turned off?
No, for it to work Find My Mobile the phone must be turned on and connected to the Internet. If the device is turned off, first charge it (at least to 10-15%).