Checking the amount of hotspot bandwidth left on your Android device is a straightforward process. Here's how you can do it
How To Track Mobile Data Usage
How to measure data usage from a wifi hotspot - Quora
How to measure data usage from a wifi hotspot - Quora
Use cellular data on your iPhone or iPad - Apple Support
How to Track Data Usage on Your Android Device
How To Monitor Your Mobile Data Usage
How to monitor and limit your data usage on an Android phone - BusinessGhana
GadgetMates Knowledge Base
How to check mobile data usage on Android
How to Check Your Data Usage