Deprecate
org.apache.logging.log4j.core.util.Constants.FORMAT_MESSAGES_PATTERN_DISABLE_LOOKUPS
like in release-2.x.
diff --git a/log4j-core/src/main/java/org/apache/logging/log4j/core/util/Constants.java b/log4j-core/src/main/java/org/apache/logging/log4j/core/util/Constants.java
index fa01c13..fcb848b 100644
--- a/log4j-core/src/main/java/org/apache/logging/log4j/core/util/Constants.java
+++ b/log4j-core/src/main/java/org/apache/logging/log4j/core/util/Constants.java
@@ -59,7 +59,9 @@
      * <pre>%m{nolookups}</pre> is configured.
      *
      * @since 2.10
+     * @deprecated Since 2.12.2
      */
+    @Deprecated
     public static final boolean FORMAT_MESSAGES_PATTERN_DISABLE_LOOKUPS = PropertiesUtil.getProperties().getBooleanProperty(
             "log4j2.formatMsgNoLookups", false);