Configure Power Saving Mode on Your Galaxy Tab S 8.4
Ultra Power save mode applies a simplified grayscale theme across the home screen, as well as limiting the number of usable apps you can use. At 100% charge, the approximate usage time is over 40 days.
Turn on Ultra Power Saving Mode
Power on your tablet.
Tap Apps, Settings, and then General.
Tap Power Saving.
Slide the power button for Ultra power saving mode to ON.
When this option is on the switch will be green.
When this option is off the switch will be gray.
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