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Samsung Galaxy POP i559 hard reset
Volume down + Power + Menu
Turn off Galaxy Pop. Press and hold POWER + volume down + MENU button to enter reset menu.
Select Factory reset with Volume Down button and press Power to reset. All data will be lost!
Use this method to hard reset your Samsung POP i559 phone: Enter *2767*3855#. Warning! All your data including contacts, messages etc. will be lost! Copy all your necessary data/Contacts/Messages etc. to SIM or make backup on your PC before full reset!
Samsung POP i559 Galaxy pop download mode if you want to install eg. Gingerbread upgrade Samsung POP i559 Android 2.3.4
Press and hold Volume DOWN + MENU + POWER ON Samsung POP i559
Restart your device to clear any temporary software bugs
Your device freezes or has fatal errors
If your device freezes or hangs, you may need to close programs or reset the device to regain functionality. If your device is frozen and unresponsive, press and hold [Power] for 8-10 seconds. The device will reboot automatically.
If this does not solve the problem, perform a factory data reset. In Idle mode, open the application list and select Settings > Privacy > Factory data reset > Reset phone > Erase everything.
Clear storage : Erase the credential contents from the device and reset the password
Set an unlock pattern
Once you set a screen lock, your device will require an unlock code each time you turn it on or unlock the touch screen
Settings → Location and security → Set screen lock → Pattern
If you forget your PIN or password, bring your device to a Samsung Service Centre to reset it.
Set an unlock PIN code
Settings → Location and security → Set screen lock → PIN
Set an unlock password
Settings → Location and security → Set screen lock → Password.
You can hard reset software firmware update your Samsung POP i559 phone: Connect with Samsung Kies