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Apple Watch Series 8
watchOS 9
1. Extend the battery life
Slide your finger upwards starting from the bottom of the screen.
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Press the battery percentage.
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Press the indicator next to "Low Power Mode" to turn on the function.
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Press Turn On.
When you turn on low power mode, the power consumption is reduced by up to 50 percent by turning off certain functions, such as Always On.
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