3 Hidden Secret Modes in Google Android Mobile Phones Today in this topic, we'll reveal 3 hidden modes in the phone: Fast Boot mode Download mode Recovery mode DISCLAIMER: This information is intended for experienced users. It is not intended for basic users, hackers, or mobile thieves. Please do not try any of following methods if you are not familiar with mobile phones. We'll not be responsible for the use or misuse of this information, including loss of data or hardware damage. So use it at your own risk. Fast Boot Mode This mode is used to flash the phone firmware using command line tools. To access this mode: Power off your phone. Press and hold Call and End Call/Power keys. Download Mode This mode is also used to flash the phone firmware. Mostly this mode is used by GUI tools for easier and quicker flashing. To access this mode: Power off your phone. Press and hold Volume Down, OK and End Call/Power keys. Recovery Mode This mode is used for recovery purposes like to reset the phone firmware. To access this mode: Power off your phone. Press and hold Volume Down, Call and End Call/Power keys.
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