I reboot my phone in the Android system recovery but it still goes back to the same page, why?

[Gian Carlo Falsario]

I reboot my phone in the android system recovery but it still goes back to the same page

I have downloaded a system update for my acer liquid jade s55, when i downloaded it the phone rebooted and opened the android system recovery. i tried to reboot it but im stuck in the same page, i try to reboot it but it always goes back to the android system recovery window, please help me!!