![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)
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
Why is my Galaxy s9 battery draining so fast, It usually only lasts 3 or 4 hours it drains like 1% every minute or 2 minutes, and when I fully charge it
![Samsung Galaxy S8 and Galaxy S9 warning as users report major issue after Android update | Express.co.uk Samsung Galaxy S8 and Galaxy S9 warning as users report major issue after Android update | Express.co.uk](https://cdn.images.express.co.uk/img/dynamic/59/590x/1092534_1.jpg)