https://fixyourandroid.com/how-to/sumenn-app/

SumeNN App is a pre-installed app on Samsung Android phones that is accountable to help the device to close or disable the unnecessary service to improve the performance of the device. The app is installed under the package name  com.samsung.android.sume.nn.service and it's often misunderstood as bloatware or malware. 
 

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