com.lge.phonemanagement
com.lge.phonemanagement
Smart Doctor App
Enables you to shut down idle apps and delete temporary files.
Lets you also see phone battery, mobile data, apps, network status and usage patterns.
On the paper it seems good but in practise, Android handle 8+ handles very well idles apps.
https://www.lg.com/ca_en/support/product-help/CT20098088-20150129256824-others