diff --git a/Marlin/Configuration_adv.h b/Marlin/Configuration_adv.h
index f2a4d0be2a..b40615524b 100644
--- a/Marlin/Configuration_adv.h
+++ b/Marlin/Configuration_adv.h
@@ -14,11 +14,14 @@
 #endif
 #define BED_CHECK_INTERVAL 5000 //ms between checks in bang-bang control
 
-//// Heating sanity check:
-// This waits for the watch period in milliseconds whenever an M104 or M109 increases the target temperature
-// If the temperature has not increased at the end of that period, the target temperature is set to zero.
-// It can be reset with another M104/M109. This check is also only triggered if the target temperature and
-// the current temperature differ by at least 2x WATCH_TEMP_INCREASE
+/**
+ * Heating Sanity Check
+ *
+ * Whenever an M104 or M109 increases the target temperature this will wait for WATCH_TEMP_PERIOD milliseconds,
+ * and if the temperature hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted, requiring a
+ * hard reset. This test restarts with any M104/M109, but only if the current temperature is below the target
+ * by at least 2 * WATCH_TEMP_INCREASE degrees celsius.
+ */
 #define WATCH_TEMP_PERIOD 16000 // 16 seconds
 #define WATCH_TEMP_INCREASE 4  // Heat up at least 4 degrees in 16 seconds
 
diff --git a/Marlin/configurator/config/Configuration_adv.h b/Marlin/configurator/config/Configuration_adv.h
index f2a4d0be2a..b40615524b 100644
--- a/Marlin/configurator/config/Configuration_adv.h
+++ b/Marlin/configurator/config/Configuration_adv.h
@@ -14,11 +14,14 @@
 #endif
 #define BED_CHECK_INTERVAL 5000 //ms between checks in bang-bang control
 
-//// Heating sanity check:
-// This waits for the watch period in milliseconds whenever an M104 or M109 increases the target temperature
-// If the temperature has not increased at the end of that period, the target temperature is set to zero.
-// It can be reset with another M104/M109. This check is also only triggered if the target temperature and
-// the current temperature differ by at least 2x WATCH_TEMP_INCREASE
+/**
+ * Heating Sanity Check
+ *
+ * Whenever an M104 or M109 increases the target temperature this will wait for WATCH_TEMP_PERIOD milliseconds,
+ * and if the temperature hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted, requiring a
+ * hard reset. This test restarts with any M104/M109, but only if the current temperature is below the target
+ * by at least 2 * WATCH_TEMP_INCREASE degrees celsius.
+ */
 #define WATCH_TEMP_PERIOD 16000 // 16 seconds
 #define WATCH_TEMP_INCREASE 4  // Heat up at least 4 degrees in 16 seconds
 
diff --git a/Marlin/example_configurations/Felix/Configuration_adv.h b/Marlin/example_configurations/Felix/Configuration_adv.h
index 8d1b3ceafe..9384ed5536 100644
--- a/Marlin/example_configurations/Felix/Configuration_adv.h
+++ b/Marlin/example_configurations/Felix/Configuration_adv.h
@@ -14,11 +14,14 @@
 #endif
 #define BED_CHECK_INTERVAL 5000 //ms between checks in bang-bang control
 
-//// Heating sanity check:
-// This waits for the watch period in milliseconds whenever an M104 or M109 increases the target temperature
-// If the temperature has not increased at the end of that period, the target temperature is set to zero.
-// It can be reset with another M104/M109. This check is also only triggered if the target temperature and
-// the current temperature differ by at least 2x WATCH_TEMP_INCREASE
+/**
+ * Heating Sanity Check
+ *
+ * Whenever an M104 or M109 increases the target temperature this will wait for WATCH_TEMP_PERIOD milliseconds,
+ * and if the temperature hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted, requiring a
+ * hard reset. This test restarts with any M104/M109, but only if the current temperature is below the target
+ * by at least 2 * WATCH_TEMP_INCREASE degrees celsius.
+ */
 #define WATCH_TEMP_PERIOD 16000 // 16 seconds
 #define WATCH_TEMP_INCREASE 4  // Heat up at least 4 degrees in 16 seconds
 
diff --git a/Marlin/example_configurations/Hephestos/Configuration_adv.h b/Marlin/example_configurations/Hephestos/Configuration_adv.h
index 71e9530107..58159fe362 100644
--- a/Marlin/example_configurations/Hephestos/Configuration_adv.h
+++ b/Marlin/example_configurations/Hephestos/Configuration_adv.h
@@ -14,11 +14,14 @@
 #endif
 #define BED_CHECK_INTERVAL 5000 //ms between checks in bang-bang control
 
-//// Heating sanity check:
-// This waits for the watch period in milliseconds whenever an M104 or M109 increases the target temperature
-// If the temperature has not increased at the end of that period, the target temperature is set to zero.
-// It can be reset with another M104/M109. This check is also only triggered if the target temperature and
-// the current temperature differ by at least 2x WATCH_TEMP_INCREASE
+/**
+ * Heating Sanity Check
+ *
+ * Whenever an M104 or M109 increases the target temperature this will wait for WATCH_TEMP_PERIOD milliseconds,
+ * and if the temperature hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted, requiring a
+ * hard reset. This test restarts with any M104/M109, but only if the current temperature is below the target
+ * by at least 2 * WATCH_TEMP_INCREASE degrees celsius.
+ */
 #define WATCH_TEMP_PERIOD 16000 // 16 seconds
 #define WATCH_TEMP_INCREASE 4  // Heat up at least 4 degrees in 16 seconds
 
diff --git a/Marlin/example_configurations/K8200/Configuration_adv.h b/Marlin/example_configurations/K8200/Configuration_adv.h
index 8d1b3ceafe..9384ed5536 100644
--- a/Marlin/example_configurations/K8200/Configuration_adv.h
+++ b/Marlin/example_configurations/K8200/Configuration_adv.h
@@ -14,11 +14,14 @@
 #endif
 #define BED_CHECK_INTERVAL 5000 //ms between checks in bang-bang control
 
-//// Heating sanity check:
-// This waits for the watch period in milliseconds whenever an M104 or M109 increases the target temperature
-// If the temperature has not increased at the end of that period, the target temperature is set to zero.
-// It can be reset with another M104/M109. This check is also only triggered if the target temperature and
-// the current temperature differ by at least 2x WATCH_TEMP_INCREASE
+/**
+ * Heating Sanity Check
+ *
+ * Whenever an M104 or M109 increases the target temperature this will wait for WATCH_TEMP_PERIOD milliseconds,
+ * and if the temperature hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted, requiring a
+ * hard reset. This test restarts with any M104/M109, but only if the current temperature is below the target
+ * by at least 2 * WATCH_TEMP_INCREASE degrees celsius.
+ */
 #define WATCH_TEMP_PERIOD 16000 // 16 seconds
 #define WATCH_TEMP_INCREASE 4  // Heat up at least 4 degrees in 16 seconds
 
diff --git a/Marlin/example_configurations/SCARA/Configuration_adv.h b/Marlin/example_configurations/SCARA/Configuration_adv.h
index 380c4816b6..146e7fab14 100644
--- a/Marlin/example_configurations/SCARA/Configuration_adv.h
+++ b/Marlin/example_configurations/SCARA/Configuration_adv.h
@@ -14,11 +14,14 @@
 #endif
 #define BED_CHECK_INTERVAL 3000 //ms between checks in bang-bang control
 
-//// Heating sanity check:
-// This waits for the watch period in milliseconds whenever an M104 or M109 increases the target temperature
-// If the temperature has not increased at the end of that period, the target temperature is set to zero.
-// It can be reset with another M104/M109. This check is also only triggered if the target temperature and
-// the current temperature differ by at least 2x WATCH_TEMP_INCREASE
+/**
+ * Heating Sanity Check
+ *
+ * Whenever an M104 or M109 increases the target temperature this will wait for WATCH_TEMP_PERIOD milliseconds,
+ * and if the temperature hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted, requiring a
+ * hard reset. This test restarts with any M104/M109, but only if the current temperature is below the target
+ * by at least 2 * WATCH_TEMP_INCREASE degrees celsius.
+ */
 #define WATCH_TEMP_PERIOD 16000 // 16 seconds
 #define WATCH_TEMP_INCREASE 4  // Heat up at least 4 degrees in 16 seconds
 
diff --git a/Marlin/example_configurations/WITBOX/Configuration_adv.h b/Marlin/example_configurations/WITBOX/Configuration_adv.h
index d167e5c839..a4d8f65f91 100644
--- a/Marlin/example_configurations/WITBOX/Configuration_adv.h
+++ b/Marlin/example_configurations/WITBOX/Configuration_adv.h
@@ -14,11 +14,14 @@
 #endif
 #define BED_CHECK_INTERVAL 5000 //ms between checks in bang-bang control
 
-//// Heating sanity check:
-// This waits for the watch period in milliseconds whenever an M104 or M109 increases the target temperature
-// If the temperature has not increased at the end of that period, the target temperature is set to zero.
-// It can be reset with another M104/M109. This check is also only triggered if the target temperature and
-// the current temperature differ by at least 2x WATCH_TEMP_INCREASE
+/**
+ * Heating Sanity Check
+ *
+ * Whenever an M104 or M109 increases the target temperature this will wait for WATCH_TEMP_PERIOD milliseconds,
+ * and if the temperature hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted, requiring a
+ * hard reset. This test restarts with any M104/M109, but only if the current temperature is below the target
+ * by at least 2 * WATCH_TEMP_INCREASE degrees celsius.
+ */
 #define WATCH_TEMP_PERIOD 16000 // 16 seconds
 #define WATCH_TEMP_INCREASE 4  // Heat up at least 4 degrees in 16 seconds
 
diff --git a/Marlin/example_configurations/delta/biv2.5/Configuration_adv.h b/Marlin/example_configurations/delta/biv2.5/Configuration_adv.h
index ff7cdecb78..0807c999bf 100644
--- a/Marlin/example_configurations/delta/biv2.5/Configuration_adv.h
+++ b/Marlin/example_configurations/delta/biv2.5/Configuration_adv.h
@@ -14,11 +14,14 @@
 #endif
 #define BED_CHECK_INTERVAL 5000 //ms between checks in bang-bang control
 
-//// Heating sanity check:
-// This waits for the watch period in milliseconds whenever an M104 or M109 increases the target temperature
-// If the temperature has not increased at the end of that period, the target temperature is set to zero.
-// It can be reset with another M104/M109. This check is also only triggered if the target temperature and
-// the current temperature differ by at least 2x WATCH_TEMP_INCREASE
+/**
+ * Heating Sanity Check
+ *
+ * Whenever an M104 or M109 increases the target temperature this will wait for WATCH_TEMP_PERIOD milliseconds,
+ * and if the temperature hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted, requiring a
+ * hard reset. This test restarts with any M104/M109, but only if the current temperature is below the target
+ * by at least 2 * WATCH_TEMP_INCREASE degrees celsius.
+ */
 #define WATCH_TEMP_PERIOD 16000 // 16 seconds
 #define WATCH_TEMP_INCREASE 4  // Heat up at least 4 degrees in 16 seconds
 
diff --git a/Marlin/example_configurations/delta/generic/Configuration_adv.h b/Marlin/example_configurations/delta/generic/Configuration_adv.h
index 3566cb6edc..9f1fda4a43 100644
--- a/Marlin/example_configurations/delta/generic/Configuration_adv.h
+++ b/Marlin/example_configurations/delta/generic/Configuration_adv.h
@@ -14,11 +14,14 @@
 #endif
 #define BED_CHECK_INTERVAL 5000 //ms between checks in bang-bang control
 
-//// Heating sanity check:
-// This waits for the watch period in milliseconds whenever an M104 or M109 increases the target temperature
-// If the temperature has not increased at the end of that period, the target temperature is set to zero.
-// It can be reset with another M104/M109. This check is also only triggered if the target temperature and
-// the current temperature differ by at least 2x WATCH_TEMP_INCREASE
+/**
+ * Heating Sanity Check
+ *
+ * Whenever an M104 or M109 increases the target temperature this will wait for WATCH_TEMP_PERIOD milliseconds,
+ * and if the temperature hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted, requiring a
+ * hard reset. This test restarts with any M104/M109, but only if the current temperature is below the target
+ * by at least 2 * WATCH_TEMP_INCREASE degrees celsius.
+ */
 #define WATCH_TEMP_PERIOD 16000 // 16 seconds
 #define WATCH_TEMP_INCREASE 4  // Heat up at least 4 degrees in 16 seconds
 
diff --git a/Marlin/example_configurations/delta/kossel_mini/Configuration_adv.h b/Marlin/example_configurations/delta/kossel_mini/Configuration_adv.h
index d1b0f89985..b36e8a0f38 100644
--- a/Marlin/example_configurations/delta/kossel_mini/Configuration_adv.h
+++ b/Marlin/example_configurations/delta/kossel_mini/Configuration_adv.h
@@ -14,11 +14,14 @@
 #endif
 #define BED_CHECK_INTERVAL 5000 //ms between checks in bang-bang control
 
-//// Heating sanity check:
-// This waits for the watch period in milliseconds whenever an M104 or M109 increases the target temperature
-// If the temperature has not increased at the end of that period, the target temperature is set to zero.
-// It can be reset with another M104/M109. This check is also only triggered if the target temperature and
-// the current temperature differ by at least 2x WATCH_TEMP_INCREASE
+/**
+ * Heating Sanity Check
+ *
+ * Whenever an M104 or M109 increases the target temperature this will wait for WATCH_TEMP_PERIOD milliseconds,
+ * and if the temperature hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted, requiring a
+ * hard reset. This test restarts with any M104/M109, but only if the current temperature is below the target
+ * by at least 2 * WATCH_TEMP_INCREASE degrees celsius.
+ */
 #define WATCH_TEMP_PERIOD 16000 // 16 seconds
 #define WATCH_TEMP_INCREASE 4  // Heat up at least 4 degrees in 16 seconds
 
diff --git a/Marlin/example_configurations/makibox/Configuration_adv.h b/Marlin/example_configurations/makibox/Configuration_adv.h
index 99a61a1b5f..411985f799 100644
--- a/Marlin/example_configurations/makibox/Configuration_adv.h
+++ b/Marlin/example_configurations/makibox/Configuration_adv.h
@@ -14,11 +14,14 @@
 #endif
 #define BED_CHECK_INTERVAL 5000 //ms between checks in bang-bang control
 
-//// Heating sanity check:
-// This waits for the watch period in milliseconds whenever an M104 or M109 increases the target temperature
-// If the temperature has not increased at the end of that period, the target temperature is set to zero.
-// It can be reset with another M104/M109. This check is also only triggered if the target temperature and
-// the current temperature differ by at least 2x WATCH_TEMP_INCREASE
+/**
+ * Heating Sanity Check
+ *
+ * Whenever an M104 or M109 increases the target temperature this will wait for WATCH_TEMP_PERIOD milliseconds,
+ * and if the temperature hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted, requiring a
+ * hard reset. This test restarts with any M104/M109, but only if the current temperature is below the target
+ * by at least 2 * WATCH_TEMP_INCREASE degrees celsius.
+ */
 #define WATCH_TEMP_PERIOD 16000 // 16 seconds
 #define WATCH_TEMP_INCREASE 4  // Heat up at least 4 degrees in 16 seconds
 
diff --git a/Marlin/example_configurations/tvrrug/Round2/Configuration_adv.h b/Marlin/example_configurations/tvrrug/Round2/Configuration_adv.h
index 636b81d2d2..572fdb6bf5 100644
--- a/Marlin/example_configurations/tvrrug/Round2/Configuration_adv.h
+++ b/Marlin/example_configurations/tvrrug/Round2/Configuration_adv.h
@@ -14,11 +14,14 @@
 #endif
 #define BED_CHECK_INTERVAL 5000 //ms between checks in bang-bang control
 
-//// Heating sanity check:
-// This waits for the watch period in milliseconds whenever an M104 or M109 increases the target temperature
-// If the temperature has not increased at the end of that period, the target temperature is set to zero.
-// It can be reset with another M104/M109. This check is also only triggered if the target temperature and
-// the current temperature differ by at least 2x WATCH_TEMP_INCREASE
+/**
+ * Heating Sanity Check
+ *
+ * Whenever an M104 or M109 increases the target temperature this will wait for WATCH_TEMP_PERIOD milliseconds,
+ * and if the temperature hasn't increased by WATCH_TEMP_INCREASE degrees, the machine is halted, requiring a
+ * hard reset. This test restarts with any M104/M109, but only if the current temperature is below the target
+ * by at least 2 * WATCH_TEMP_INCREASE degrees celsius.
+ */
 #define WATCH_TEMP_PERIOD 16000 // 16 seconds
 #define WATCH_TEMP_INCREASE 4  // Heat up at least 4 degrees in 16 seconds