It looks like upower should be handling this; it has triggers for hibernation / power off at configured battery percentage.
I'll see if I can figure out why that's not kicking in. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1317860 Title: the phone should switch itself off before completely draining battery To manage notifications about this bug go to: https://bugs.launchpad.net/canonical-devices-system-image/+bug/1317860/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs