What is the person’s head icon meaning in the top bar on the left next to the time?
What is the person’s head icon meaning in the top bar on the left next to the time on iPhone X?
iPhone X
That sounds like the personal focus icon. See the following from Use Focus on your iPhone or iPad - Apple Support
When you set a Focus, the icon appears in the status bar and on your Lock Screen, and your status is automatically displayed in the Messages app.