Samsung Galaxy A51 - View data usage | Vodafone Australia
How to to stop the Android OS from using background data - Quora
This is ridiculous. Android OS consumed mobile data when not used the data. I'm only use WiFi. PLEASE THIS IS RIDICULOUS. R This Malware?? WTF REALME. I'M USING REALME 3 WITH LATEST
Datawyze: How to track your data usage using Settings
What the hell is Mobile Services Manager, and why did it use up more than 10% of my monthly data plan within hours of me getting my new phone? Not impressed. :
IaaS versus PaaS versus SaaS | IBM
Holy Smokes! High Data Usage by Android OS! [SOLVED] - Galaxy Nexus | Android Forums
Data Usage - Apps on Google Play
Operating system - Wikipedia
settings - "Android OS" uses a lot of data in background, how to turn off it? - Android Enthusiasts Stack Exchange