What does it mean that there is a moon in front of the news?

There is a moon in front of the text message, indicating that the contact has turned on the hidden mode. When "Hide Reminder" is turned on, a crescent pattern will appear next to the related conversation. Do not disturb mode can prevent users from being disturbed by incoming calls and notifications, and provide options of "reply message" and "remind me later" when rejecting incoming calls.

Demonstration model: iPhone13&; & Huawei P50 &；; & Xiaomi 1 1 system version: IOs15.2&; & HarmonyOS system 2 & miui12.5 There is a moon in front of the short message, indicating that this contact has turned on the hidden mode. When "Hide Reminder" is turned on, a crescent pattern will appear next to the related conversation. Do not disturb mode can prevent users from being disturbed by incoming calls and notifications, and provide options of "reply message" and "remind me later" when rejecting incoming calls.