Battery Charge Limit - Control MacBook Charging | Online Free DevTools by Hexmos
Control MacBook battery charging with Battery Charge Limit (bclm). Set custom charge limits, persist settings, and optimize battery health on macOS. Free online tool, no registration required.
bclm
Set a custom charge limit on MacBooks. More information: https://github.com/zackelia/bclm.
- Set the charge limit to about 80% (for Intel machines, the battery charge level may be slightly lower than the set value):
sudo bclm write {{77}}
- Read the current charge limit:
bclm read
- Keep the charge limit after rebooting/smc reset:
sudo bclm persist
- Remove the persistent charge limit:
sudo bclm unpersist