Why is my phone using data when I’m not on it?
This feature automatically switches your phone to a cellular data connection when your Wi-Fi connection is poor.
Your apps might also be updating over cellular data, which can burn through your allotment pretty quickly.
Turn off automatic app updates under the iTunes and App Store settings..
What does mobile data off mean?
You can limit your data usage by turning off mobile data. You’ll then not be able to access the internet using the mobile network. You can still use Wi-Fi even though mobile data is turned off.
Is it OK to leave mobile data on all the time?
Of course its safe to keep the mobile data on, but you should realise that some apps will be continuously using your data in the background, downloading updates or configuration changes, or just pinging a server to keep a network connection open. Because of this there will be a small drain on your data continuously.
Should you turn mobile data off when using WiFi?
On iOS, it’s Wi-Fi Assist. On Android, it’s Adaptive Wi-Fi. Either way, it’s something you should consider turning off if you use too much data each month. … Turn it off and your phone will no longer automatically switch to cellular data when the WiFi signal gets spotty.
What happens if you leave your mobile data on?
What will happen if I leave my mobile data on? … When you keep your mobile data on then it effects your battery and the background apps which go on syncing. When your mobile data is on, your location is at high accuracy, which again drains your battery life.