Why do I have a triangle with two Arrows at the top of my screen

[Android Central Question]

I have a triangle with an arrow one up one down inside it at the top of my screen I have never seen it before can you tell me what it is thank you

 

[Javier P]

Welcome to the forums. That sounds like the 'data saver' icon. Search for this feature in your quick settings panel or in the data usage settings.