How To Check Battery Health On S9. All repairs backed by a 90-Day Warranty. Get your device back in 2 hours or less.
If you turn on extreme power saving on s9 it will continue to run even at 0 for some time. Opening the Samsung Galaxy S9 Plus will damage the waterproof seals on the device. I have my phone for three months and dunno why it is so bad.
This will shut down all running apps and background processes and then restart your phone.
The Samsung Galaxy S9 makes it one stride further. To have a look visit Settings Battery and tap the three-dot menu at the top-right. Select Settings from the home screen. Battery health is a big dealperhaps now more than ever with the whole iPhone slowdown debacle.

