How To Check Battery Health Samsung S9 Plus. Turn the device off. Some smartphones wont allow their batteries to charge to.
Check now with Battery Health how the status of your battery is. Press and hold the Power key past the model name screen. Slide down on the status bar to open the notification panel.
Sys -- class --- power supply --- battery.
Fg_cycle number of charge cycles fg_fullcapnom real battery capacity It. Answer 1 of 4. This should be nearly 100 when the device is new. The status bar is located at the top of the screen and contains information such as missed calls texts time of day status of cellular service and the amount of power remaining on the device.
