Prints network admin screen notices. Parameters . ( 3.1.0 ) . . Hook name: network_admin_notices Hook type: action Plugin ref: WordPress Sourcefile: File ref: wp-admin/admin-header.php Description: Prints network admin screen notices. Parameters: Deprecated?: No API Letters: A,N Invokers 1 to 1 of 1 wp-admin/admin-header.php Implementers