The 40% limit is for if you plan to store your battery. I would not recomend operating a portable device at such a low capacity. Most manufactures seem to agree that charging a battery to the full capacity can reduce the life expectancy of the battery, but this seems to be in 80-95% area.
Should software override the manufacturer's implementation? -- Optimize battery lifespan option https://bugs.launchpad.net/bugs/528543 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs