Posted by armido on Aug 25, 2014; 10:41pm
URL: https://forum.librecad.org/Issues-in-linux-chroot-environment-armhf-device-tp5710347p5710362.html

Yes.  In order to have the proper permissions needed to do almost anything out of the ordinary, you'll need to unlock the bootloader and root an android device.  Check out XDA Developers http://www.xda-developers.com/ for a method to unlock and root your android device.