NickServ:SET:QUIETCHG - atheme/atheme GitHub Wiki

NickServ SET QUIETCHG

SET QUIETCHG prevents services from automatically notifying you when ChanServ is used to affect your status in channels. When set to ON, Services will no longer send you messages of this nature.

Syntax: SET QUIETCHG ON|OFF

Example:
/msg NickServ SET QUIETCHG ON