Become a MacRumors Supporter for $50/year with no ads, ability to filter front page stories, and private forums.

battery charge limit

  1. A

    Recharging question in iOS 26.5.1 (said 80, I reboot, then says 83 afterward)

    Hi! This morning I had charged my 17PM from 39 to 80%. Seeing "80% charged", I rebooted after uninstalling an unneeded app. When the reboot was done, I noticed '83%" was shown. Does the charging limiter cease while the phone is rebooting or powered off, as I kept it plugged in so it wouldn't...
  2. js4jiang5

    BattOpt - Pro MacBook battery utility with location-aware charge limits & clamshell discharge

    Hi everyone! I’m the developer of BattOpt, a new battery management tool designed to help you prolong the lifespan of your MacBook battery with some unique features you won't find in other tools. Problem: MacBook batteries are Lithium-ion based. Keeping them at 100% leads to degradation from...
  3. Reverend Benny

    Charging limit broken with 18.7?

    I have set my charging limit to 90%, but after the update it goes beyond that. Has happened twice so far. Anyone else noticied this? Not saying its a big thing and there might be that the battery is recalibration or whatever. Haven't seen it before tho.
  4. js4jiang5

    I developed Battery Optimizer for MAC, and it's Free.

    BatteryOptimizer_for_MAC is a simple CLI tool. Its function is just like AlDente - set battery charge limit and schedule battery calibration for macbooks, only that this tool is free and open source. BatteryOptimizer_for_MAC is a light-weighted tool. It provides the functions of AlDente and...