Acer iconia a500 tablet freezes at the boot screen and does not go any further
The following info from
might be helpful:
"How do I perform a Factory Data Reset if my Acer ICONIA TAB A500 does not boot?The
following steps will erase all of your personal information, all stored
contacts and any programs you have installed on your tablet.
1.Power off the tablet.
2.Press and hold the Volume up button, which is located closest to the touch screen lock switch.
the Volume up button held, press and hold the Power button for 3
seconds then release it. Continue holding the Volume up button.
4.Once the tablet vibrates, switch the touch screen lock switch on and off repeatedly while still holding the Volume up button.
the Volume up button and stop switching the touch screen lock switch
once the "Erasing Userdata..." message appears in the upper left corner
of the screen.
6.Once the factory reset has been completed your
tablet will load to the Welcome screen. 7.Your Factory Data Reset has
completed now follow the onscreen steps to setup your tablet."