How To Turn Off Low Battery Mode On Apple Watch. 1 Open the Settings app on your Apple Watch and select Battery. At which point it is just a matter of waiting for the Apple Watch to reboot again.

The Apple Watch uses Bluetooth LE Low Energy to communicate with your iPhone. All Apple Watch functionality shuts down except the ability to keep and display the time which can only be displayed by pressing the side button on the watch. To turn off Power Reserve mode restart your Apple Watch.
A hard reset will abruptly turn your Apple Watch off and back on which can usually fix a frozen Apple Watch.
Go to Settings Control Centre Customise Controls then select Low Power Mode to add it to Control Centre. When the Apple Watch enters the power reserve mode there will not be an option shown on the screen to get out of it. Green means power saving mode is turned on. We have made this step-by-step guide with visual instruction which can be followed to enable.

