Unlock your Samsung SHV-E470S

OS: Android 4.2.2 Jelly Bean

CPU: Qualcomm Snapdragon 800 8974AA, Number of cores: 4, GPU: Adreno 330 @450 MHz

RAM: 2 GB

Display: Color / TFT, 16M colors, 1080 x 1920 px (5.00") 441 ppi, ~69.2% screen-to-body ratio

Camera: 13.1 Mpx

Battery: Li-Ion 2600 mAh

1. Use the Tenorshare 4uKey for Android app.
2. Make a hard reset (factory reset).
3. How to use a low battery to unlock a phone locked with a graphic key.
4. Delete 'gesture.key' and 'password.key' using Aroma File Manager.
5. Restore access to your smartphone using your Google Account.

1. Use the Tenorshare 4uKey for Android app.

Connect your phone to PC and launch Tenorshare 4uKey for Android.
A menu will appear on the screen, press Remove.
The program will warn you about deleting all data from the smartphone, to continue working, click OK.
Wait until the end of the operation, and put your smartphone into recovery mode according to the prompts on the computer screen.
Click the Next button, follow the steps recommended by the program. After rebooting the smartphone, the screen lock will be disabled.

2. Make a hard reset (factory reset)

To get started, turn off your smartphone.Simultaneously press and hold for about 10-15 seconds one of the button combinations:
Volume down button + Power button;
Volume up button + Power button;
Volume down button + Power button + Home button;
Volume down button + Volume up button + Power button.
Select Recovery by using the volume up/down buttons to move through the menu and confirm the selection by pressing the power button.
Select Wipe data/factory reset. using volume buttons to navigate through the menu and confirm selection by pressing the power button.
Finally confirm the hard reset operation.

3. How to use a low battery to unlock a phone locked with a graphic key.

You need to discharge the battery. To speed up the process, make sure that the screen is constantly lit.
When a few percent of the charge remains, the phone will report this and open a menu with power settings, that is, the lock will be removed.
You need to quickly go to the security menu and disable the lock.

4. Delete 'gesture.key' and 'password.key' using Aroma File Manager.

Turn off your phone and prepare a memory card.
Download Aroma File Manager via computer to your phone's memory card. Insert a memory card into your smartphone.
Using a combination of buttons, put your smartphone into recovery mode.
In recovery mode, select the Install zip option. Then select Install zip from sdcard, Choose zip from sdcard, go to the archive folder with this program and select it.
After starting the program, you will need to go to the folder /data/system and delete the files 'gesture.key' and 'password.key' (for Android 4.4 or lower) or 'getekeeper.password.key' and 'getekeeper.pattern.key' (for Android 5 or higher)
Restart your smartphone. The screen lock will be released.

5. Restore access to your smartphone using your Google Account.

After several unsuccessful ways to unlock the phone, Forgot password? will appear on the screen. Click on it.
You will be asked to enter your Google Account username and password.
Reset the screen lock.

Thomas Nilan
Smartphone Expert

Thomas Nilan is a mobile phone expert with in-depth knowledge of the Android and iOS operating systems, who understands the settings of various hidden features that allow you to expand the capabilities of your smartphone, as well as get information about what is going on inside the phone for future repairs. He is an authority in his field, which has allowed him to become a ghostwriter for several technology publications, and he enjoys writing small mobile applications for testing smartphones.