Question

I want to permanently disable the lock in Android screen. i.e even after power reset, lock should not appear

Can I do this ?

Answer 1

For permanently disable lock in Android screen.you need to extend DeviceAdminReceiver for adding your application in device administrator list and after that u need to use KeyguardManager for enable/desable lockscreen.

Note :DeviceAdminReceiver avaliable from Android 2.2

for more infromation see docs:

Device Administration

Make your application a device administrator