What is this exclamation point next to the signal strength bars?

[AC Question]

excalamation point next to signal strength bars

There is an exclamation point between my signal strength bars and the battery icon. What does this mean?

 

[Javier P]

Re: excalamation point next to signal strength bars

It means that Google servers can't be reached from your phone. Which phone do you have? Maybe it's just because you have mobile data and WiFi switched off. Does it look like in my screenshot?