UC2625 Said:
"Unknown Status bar/Control Panel Icon: I have an icon on my phone not listed on this page. It is in between the battery percentage and the lock screen icon. It is a vertical rectangle with a person on it like the contacts app. What is this icon?"
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See if it is Shown Here: Status Icons and Symbols on your iPhone - Apple Support
If no success...
Provide a Screenshot:
Take a screenshot of this, and reply back with it attached. To attach it. use the first item-in from the far-right (looks like two mountains and the sun). The Link: Take a Screenshot on your iPhone - Apple Support. Important: Blank out personal info from the photo, through use of the Photos app.