What is the moon in front of the iphone 6plus SMS?

The moon sign in front of the iphone 6plus SMS indicates that Apple's mobile phone is now in do not disturb mode.

Do not disturb mode's closing method: Open the settings and find do not disturb mode below. If it is closed, it will not be displayed.

Open mode of Do Not Disturb mode:

It is similar to the close method. Click Settings and do not disturb mode, and you can set relevant do not disturb mode options according to your personal usage habits.

Set time: It means that you can set a time period. If Do Not Disturb mode is enabled, incoming calls will be muted during this time period, and incoming calls outside this time period will not be muted.

"Allow these people to make phone calls" in the Do-Not-Disturb mode: It is aimed at people or groups who are set not to mute their calls and avoid those strange calls. Anyone, everyone and individuals can choose. And all the contacts, family members and other groups.