Always show Compiled:

Marlin/src/MarlinCore.cpp

   SERIAL_CHAR(' ');
   SERIAL_ECHOLNPGM(SHORT_BUILD_VERSION);
   SERIAL_EOL();
-
   #if defined(STRING_DISTRIBUTION_DATE) && defined(STRING_CONFIG_H_AUTHOR)
     SERIAL_ECHO_MSG(
-      STR_CONFIGURATION_VER
-      STRING_DISTRIBUTION_DATE
-      STR_AUTHOR STRING_CONFIG_H_AUTHOR
+      " Last Updated: " STRING_DISTRIBUTION_DATE
+      " | Author: " STRING_CONFIG_H_AUTHOR
     );
-    SERIAL_ECHO_MSG("Compiled: " __DATE__);
   #endif
-
-  SERIAL_ECHO_START();
-  SERIAL_ECHOLNPAIR(STR_FREE_MEMORY, freeMemory(), STR_PLANNER_BUFFER_BYTES, (int)sizeof(block_t) * (BLOCK_BUFFER_SIZE));
+  SERIAL_ECHO_MSG("Compiled: " __DATE__);
+  SERIAL_ECHO_MSG(STR_FREE_MEMORY, freeMemory(), STR_PLANNER_BUFFER_BYTES, (int)sizeof(block_t) * (BLOCK_BUFFER_SIZE));
 
   // Set up LEDs early
   #if HAS_COLOR_LEDS

Marlin/src/core/language.h

 #define STR_BROWNOUT_RESET                  " Brown out Reset"
 #define STR_WATCHDOG_RESET                  " Watchdog Reset"
 #define STR_SOFTWARE_RESET                  " Software Reset"
-#define STR_AUTHOR                          " | Author: "
-#define STR_CONFIGURATION_VER               " Last Updated: "
 #define STR_FREE_MEMORY                     " Free Memory: "
 #define STR_PLANNER_BUFFER_BYTES            "  PlannerBufferBytes: "
 #define STR_OK                              "ok"