![How to fix battery drain issue after installing One UI update Android 9 Pie on Galaxy S9, S9+, S8, S8+, Note 9 and Note 8 How to fix battery drain issue after installing One UI update Android 9 Pie on Galaxy S9, S9+, S8, S8+, Note 9 and Note 8](https://cdn.nerdschalk.com/wp-content/uploads/2018/04/Galaxy-S8-759x427.jpg?width=800)
How to fix battery drain issue after installing One UI update Android 9 Pie on Galaxy S9, S9+, S8, S8+, Note 9 and Note 8
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Samsung Galaxy S9: This simple trick could dramatically improve your phone's battery life | Express.co.uk
![Samsung Galaxy S9: This simple trick could dramatically improve your phone's battery life | Express.co.uk Samsung Galaxy S9: This simple trick could dramatically improve your phone's battery life | Express.co.uk](https://cdn.images.express.co.uk/img/dynamic/59/750x445/1072360.jpg)
Samsung Galaxy S9: This simple trick could dramatically improve your phone's battery life | Express.co.uk
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