Do-it-yourself unlock phone password-vulnerability warning-the black bar safety net

Crash This bar is estimated to be debugging the used,with caution,some crashes only under the battery. 9 9 9 89 2 6 6 display the receiving channel number and received signal strength; 9 9 9 87 8 6 display the contents of the boot time and the boot to the current a long time. Press-after displayi...