/resources/ad_group.proto

--- v17/resources/ad_group.proto    2024-10-15 17:13:59.000000000 +0000
+++ v18/resources/ad_group.proto    2024-10-15 17:14:04.000000000 +0000
@@ -173,6 +173,12 @@
   // replacement for Audience Expansion.
   bool optimized_targeting_enabled = 59;

+  // When this value is true, demographics will be excluded from the types of
+  // targeting which are expanded when optimized_targeting_enabled is true.
+  // When optimized_targeting_enabled is false, this field is ignored. Default
+  // is false.
+  bool exclude_demographic_expansion = 67;
+
   // Allows advertisers to specify a targeting dimension on which to place
   // absolute bids. This is only applicable for campaigns that target only the
   // display network and not search.