But it’s done smartly with bypass (aka passtrough) where the battery is totally put offline at 80% and the device uses power from the USB plug only to run so you can leave the device plugged in for days on end and it doesn’t do anything to the battery. Older devices don’t have the BMS for that though.
What? This has nothing to do with charging bypass. This is artificially limiting the max charge of the battery to be less than when it was brand new.
This software adjusts the battery’s maximum voltage in stages. It starts at 200 charge cycles and continues gradually until 1000 charge cycles. This helps stabilize battery performance and aging.
As your battery ages, you may notice small decreases in your battery’s runtime. Based on adjusted capacity, Battery health assistance also tunes the phone’s charging speed. You may notice a slight change in battery charging performance.
But it’s done smartly with bypass (aka passtrough) where the battery is totally put offline at 80% and the device uses power from the USB plug only to run so you can leave the device plugged in for days on end and it doesn’t do anything to the battery. Older devices don’t have the BMS for that though.
What? This has nothing to do with charging bypass. This is artificially limiting the max charge of the battery to be less than when it was brand new.