whats the back to front train symbol on my galaxy s9 plus

[Android Central Question]

symbol on top left hand corner it looks like a backward train or a puzzle peice

 

[chanchan05]

Just pull down from the status bar to expand the notification so you can see what it is.

 

[B. Diddy]

Welcome to Android Central! Also, show us a screenshot: http://forums.androidcentral.com/ge...ide-how-post-screenshots-android-central.html. You'll have to register on this forum first. https://forums.androidcentral.com/a...in-android-central-community.html#post3754828