These are two acknowledged issues on Ubuntu (which is supposed to be fully supported): 1. sleep draining batteries: https://bugs.launchpad.net/ubuntu/+source/l

These are two acknowledged issues on Ubuntu (which is supposed to be fully supported): 1. sleep draining batteries: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1808957 https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1808957 2. keyboard lights turning on even when disabled: https://ubuntu-mate.community/t/keyboard-light-keeps-turning-on-after-login-and-or-unlock/6914 https://ubuntu-mate.community/t/keyboard-light-keeps-turning... The second is just annoying; the first is serious (for a laptop).