If you looking for Track how much data your Windows applications and system use in one month.
In Windows 8.1 which you could justmonitor the online grid data usage windows 10apps from the Store.
If you Are having limit bandwidth then you Also want to know which using the most data.
Here fallow bellow to track and monitor your data pipe Data usage in windows 10.
Even the ones that didnt come from the Microsoft Store.
Here see how first Right choose Task-bar and select Taskmanager.
In the Task Manager choose the App history tab.
There youll find two columns related to data consumption: web link and Metered web link.
Does Windows 10 Use More Bandwidth?
Maybe it use more data if you dont monitor your connection bandwidth.