Samsung Galaxy S21 – Wireless Power Sharing

Your Samsung Galaxy S21 features a wireless power sharing option. This allows you to wirelessly charge your compatible Samsung devices using your phone (including other phones, Galaxy Buds, etc). Here's how to activate and control the Wireless Power Sharing feature for the S21 range.

Wireless Power Sharing Mode

Open the main Settings app on your Samsung Galaxy and look for the Battery settings section. Tap Battery and device care > Battery, and you should see the Wireless Power Sharing option. Select this and then tap Battery Limit and choose a percentage.

power share settings

This controls the amount of battery power you share with the other device, which means you don’t have to worry about draining your phone too much for the sake of charging the other device. Once the device you are charging has reached this level of charge, wireless power sharing automatically turns off.

Turn on Wireless Power Sharing by tapping the slider button.

To begin sharing battery power. place the phone face down, and place the compatible device on the back of the phone to charge. A notification sound or vibration occurs when charging begins successfully.

For best results when using Wireless power sharing:

  • Remove any accessories or cover before using the feature. Depending on the type of accessory or cover, Wireless power sharing may not work properly.
  • The location of the wireless charging coil may vary by device, so you may need to adjust the placement to make a connection. When charging starts, a notification or vibration will occur, so the notification will help you know you’ve made a connection.
  • Call reception or data services may be affected, depending on your network environment.
  • Do not use headphones while charging with Wireless power sharing.

Wireless power sharing works with most Qi-Certified devices. Requires minimum 30% battery to share. Speed and power efficiency of charge varies by device. May not work with some accessories, covers, or other manufacturer’s devices. If you have trouble connecting or charging is slow, remove any cover from each device. Some features are not available while sharing power.

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Russ Ware

Russ has been testing, reviewing and writing guides for tech since the heady days of Windows 95 and the Sega Saturn. A self-confessed (and proud) geek about all things tech, if it has LED's, a screen, beeps or has source code, Russ will want to master it (and very likely take it apart to see how it works...)

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