Please help me ,its urgent. I shall be indebted to you for life. Thanking you.i have never seen this icon. It appeared after a few months after updating my phone to android marsmallow 6.0.1. Is it a malware,trojan,virus icon? If so then pls help me to remove it.
As Death Mask Salesman said, it's the icon for the
Do not disturb feature.You can toggle it on and off by swiping down from the top bar. You can customize your notification rules during the 'Do not disturb' mode, from
Settings -> Sound and Notification -> Do not disturb.