On iOS? Nothing, 'cause there is no such thing. The "status bar" shows the battery indicator, the signal strength, and wether you are on cellular or wifi.
On the left, you've got the name of the carrier you are currently using, whos text is scrolling. If it's unlocked, it shows the current time and if GPS is enabled.
On the left, you've got the name of the carrier you are currently using, whos text is scrolling. If it's unlocked, it shows the current time and if GPS is enabled.
That's it.