What does the 40-80 rule mean?
According to a recent research, an optimal charge level for the battery in terms of its lifecycle is between 40 and 80 percent. Several researches proved that the rule works also for the Li-lon batteries. We at Chargeberry ran an independent test, which showed that the 40-80 percent rule applies also to MacBook’s Li-lon batteries.
Which macOS versions are compatible with Chargeberry App?
Chargeberry App works on all MacOS versions, starting from 10.9.
Can I change preferences and notifications about the 40-80 rule?
You can customize both the adapter mode and notifications. However, we recommend that you use the default settings.