diff --git a/Firmware/messages.cpp b/Firmware/messages.cpp
index 54bf4adc3..5fc946ee6 100644
--- a/Firmware/messages.cpp
+++ b/Firmware/messages.cpp
@@ -166,6 +166,9 @@ extern const char MSG_PAUSED_THERMAL_ERROR[] PROGMEM_I1 = ISTR("PAUSED THERMAL E
 extern const char MSG_THERMAL_ANOMALY[] PROGMEM_I1 = ISTR("THERMAL ANOMALY");////MSG_THERMAL_ANOMALY c=20
 extern const char MSG_TM_NOT_CAL[] PROGMEM_I1 = ISTR("Temp model not calibrated yet.");////MSG_TM_NOT_CAL c=20 r=4
 #endif
+extern const char MSG_NOZZLE_CNG_MENU [] PROGMEM_I1 = ISTR("Nozzle change");////MSG_NOZZLE_CNG_MENU c=18
+extern const char MSG_NOZZLE_CNG_READ_HELP [] PROGMEM_I1 = ISTR("For a Nozzle change please read\nprusa.io/nozzle-mk3s");////MSG_NOZZLE_CNG_READ_HELP c=20 r=4
+extern const char MSG_NOZZLE_CNG_CHANGED [] PROGMEM_I1 = ISTR("Hotend at 280C! Nozzle changed and tightened to specs?");////MSG_NOZZLE_CNG_CHANGED c=20 r=6
 
 //not internationalized messages
 #if 0
diff --git a/Firmware/messages.h b/Firmware/messages.h
index a0cfd2e1b..8197ac6f7 100644
--- a/Firmware/messages.h
+++ b/Firmware/messages.h
@@ -170,6 +170,9 @@ extern const char MSG_PAUSED_THERMAL_ERROR[];
 extern const char MSG_THERMAL_ANOMALY[];
 extern const char MSG_TM_NOT_CAL[];
 #endif
+extern const char MSG_NOZZLE_CNG_MENU [];
+extern const char MSG_NOZZLE_CNG_READ_HELP [];
+extern const char MSG_NOZZLE_CNG_CHANGED [];
 
 //not internationalized messages
 #if 0
diff --git a/Firmware/ultralcd.cpp b/Firmware/ultralcd.cpp
index 3aa9b58d5..b664ad9cc 100755
--- a/Firmware/ultralcd.cpp
+++ b/Firmware/ultralcd.cpp
@@ -839,6 +839,7 @@ void print_stop();
 
 void lcd_commands()
 {
+    // printf_P(PSTR("lcd_commands begin, lcd_commands_type=%u, lcd_commands_step=%u\n"), (uint8_t)lcd_commands_type, lcd_commands_step);
     if (planner_aborted) {
         // we are still within an aborted command. do not process any LCD command until we return
         return;
@@ -1064,6 +1065,57 @@ void lcd_commands()
         }
     }
 #endif //TEMP_MODEL
+
+	if (lcd_commands_type == LcdCommands::NozzleCNG)
+	{
+        if (!blocks_queued() && cmd_buffer_empty() && !saved_printing)
+        {
+            switch(lcd_commands_step)
+            {
+            case 0:
+                lcd_commands_step = 3;
+                break;
+            case 3:
+                lcd_update_enabled = false; //hack to avoid lcd_update recursion.
+                lcd_show_fullscreen_message_and_wait_P(_T(MSG_NOZZLE_CNG_READ_HELP));
+                lcd_update_enabled = true;
+                lcd_draw_update = 2; //force lcd clear and update after the stack unwinds.
+                enquecommand_P(PSTR("G28 W"));
+                enquecommand_P(PSTR("G1 X125 Y10 Z150 F1000"));
+                enquecommand_P(PSTR("M109 S280"));
+#ifdef TEMP_MODEL
+                //enquecommand_P(PSTR("M310 S0"));
+                temp_model_set_enabled(false);
+#endif //TEMP_MODEL
+                lcd_commands_step = 2;
+                break;
+            case 2:
+                //|0123456789012456789|
+                //|Hotend at 280C!
+                //|Nozzle changed and
+                //|tightend to specs?
+                //| Yes     No
+                enquecommand_P(PSTR("M84 XY"));
+                lcd_update_enabled = false; //hack to avoid lcd_update recursion.
+                if (lcd_show_fullscreen_message_yes_no_and_wait_P(_T(MSG_NOZZLE_CNG_CHANGED), false) == LCD_LEFT_BUTTON_CHOICE) {
+#ifdef TEMP_MODEL
+                //enquecommand_P(PSTR("M310 S1"));
+                temp_model_set_enabled(true);
+#endif //TEMP_MODEL
+                //enquecommand_P(PSTR("M104 S0"));
+                setTargetHotendSafe(0,0);
+                lcd_commands_step = 1;
+                }
+                lcd_update_enabled = true;
+                break;
+            case 1:
+                lcd_setstatuspgm(MSG_WELCOME);
+                lcd_commands_step = 0;
+                lcd_commands_type = LcdCommands::Idle;
+                break;
+            }
+        }
+    }
 }
 
 void lcd_return_to_status()
@@ -3086,6 +3138,11 @@ static const char* lcd_display_message_fullscreen_nonBlocking_P(const char *msg,
             char c = char(pgm_read_byte(msg));
             if (c == '~')
                 c = ' ';
+            else if (c == '\n') {
+                // Abort early if '\n' is encontered.
+                // This character is used to force the following words to be printed on the next line.
+                break;
+            }
             lcd_print(c);
         }
     }
@@ -4778,6 +4835,12 @@ static void sheets_menu()
     MENU_END();
 }
 
+static void nozzle_change()
+{
+    lcd_commands_type = LcdCommands::NozzleCNG;
+    lcd_return_to_status();
+}
+
 void lcd_hw_setup_menu(void)                      // can not be "static"
 {
     typedef struct
@@ -4805,6 +4868,7 @@ void lcd_hw_setup_menu(void)                      // can not be "static"
 
     MENU_ITEM_SUBMENU_P(_T(MSG_STEEL_SHEETS), sheets_menu);
     SETTINGS_NOZZLE;
+    MENU_ITEM_FUNCTION_P(_T(MSG_NOZZLE_CNG_MENU),nozzle_change);
     MENU_ITEM_SUBMENU_P(_i("Checks"), lcd_checking_menu);  ////MSG_CHECKS c=18
 
 #ifdef IR_SENSOR_ANALOG
diff --git a/Firmware/ultralcd.h b/Firmware/ultralcd.h
index af9b6f8c2..467acb3fc 100755
--- a/Firmware/ultralcd.h
+++ b/Firmware/ultralcd.h
@@ -114,6 +114,7 @@ enum class LcdCommands : uint_least8_t
 #ifdef TEMP_MODEL
     TempModel,
 #endif //TEMP_MODEL
+    NozzleCNG,
 };
 
 extern LcdCommands lcd_commands_type;
diff --git a/lang/po/Firmware.pot b/lang/po/Firmware.pot
index 7463824aa..67e6070c2 100644
--- a/lang/po/Firmware.pot
+++ b/lang/po/Firmware.pot
@@ -592,6 +592,13 @@ msgstr ""
 msgid "Flow"
 msgstr ""
 
+#. MSG_NOZZLE_CNG_READ_HELP c=20 r=4
+#: ../../Firmware/messages.cpp:173 ../../Firmware/ultralcd.cpp:1019
+msgid ""
+"For a Nozzle change please read\n"
+"prusa.io/nozzle-mk3s"
+msgstr ""
+
 #. MSG_SELFTEST_PART_FAN c=20
 #: ../../Firmware/messages.cpp:83 ../../Firmware/ultralcd.cpp:7026
 #: ../../Firmware/ultralcd.cpp:7179 ../../Firmware/ultralcd.cpp:7184
@@ -703,6 +710,11 @@ msgstr ""
 msgid "High power"
 msgstr ""
 
+#. MSG_NOZZLE_CNG_CHANGED c=20 r=6
+#: ../../Firmware/messages.cpp:174 ../../Firmware/ultralcd.cpp:1036
+msgid "Hotend at 280C! Nozzle changed and tightened to specs?"
+msgstr ""
+
 #. MSG_HOTEND_FAN_SPEED c=15
 #: ../../Firmware/messages.cpp:35 ../../Firmware/ultralcd.cpp:1145
 #: ../../Firmware/ultralcd.cpp:7351
@@ -1092,6 +1104,11 @@ msgstr ""
 msgid "Nozzle"
 msgstr ""
 
+#. MSG_NOZZLE_CNG_MENU c=18
+#: ../../Firmware/messages.cpp:173 ../../Firmware/ultralcd.cpp:4580
+msgid "Nozzle change"
+msgstr ""
+
 #. MSG_NOZZLE_DIAMETER c=10
 #: ../../Firmware/messages.cpp:133 ../../Firmware/ultralcd.cpp:4565
 msgid "Nozzle d."
diff --git a/lang/po/Firmware_cs.po b/lang/po/Firmware_cs.po
index 77ecb9a15..e47920f16 100644
--- a/lang/po/Firmware_cs.po
+++ b/lang/po/Firmware_cs.po
@@ -618,6 +618,15 @@ msgstr "Opravte chybu a pote stisknete tlacitko na jednotce MMU."
 msgid "Flow"
 msgstr "Prutok"
 
+#. MSG_NOZZLE_CNG_READ_HELP c=20 r=4
+#: ../../Firmware/messages.cpp:173 ../../Firmware/ultralcd.cpp:1019
+msgid ""
+"For a Nozzle change please read\n"
+"prusa.io/nozzle-mk3s"
+msgstr ""
+"Instrukce pro výměnu trysky najdete na\n"
+"prusa.io/nozzle-mk3s"
+
 #. MSG_SELFTEST_PART_FAN c=20
 #: ../../Firmware/messages.cpp:83 ../../Firmware/ultralcd.cpp:7026
 #: ../../Firmware/ultralcd.cpp:7179 ../../Firmware/ultralcd.cpp:7184
@@ -739,6 +748,11 @@ msgstr ""
 msgid "High power"
 msgstr "Vys. vykon"
 
+#. MSG_NOZZLE_CNG_CHANGED c=20 r=6
+#: ../../Firmware/messages.cpp:174 ../../Firmware/ultralcd.cpp:1036
+msgid "Hotend at 280C! Nozzle changed and tightened to specs?"
+msgstr "Hotend má 280C! Tryska vyměněna a dotažena dle instrukcí?"
+
 #. MSG_HOTEND_FAN_SPEED c=15
 #: ../../Firmware/messages.cpp:35 ../../Firmware/ultralcd.cpp:1145
 #: ../../Firmware/ultralcd.cpp:7351
@@ -1130,6 +1144,11 @@ msgstr "Nyni odstrante testovaci vytisk z tiskoveho platu."
 msgid "Nozzle"
 msgstr "Tryska"
 
+#. MSG_NOZZLE_CNG_MENU c=18
+#: ../../Firmware/messages.cpp:173 ../../Firmware/ultralcd.cpp:4580
+msgid "Nozzle change"
+msgstr "Výměna trysek"
+
 #. MSG_NOZZLE_DIAMETER c=10
 #: ../../Firmware/messages.cpp:133 ../../Firmware/ultralcd.cpp:4565
 msgid "Nozzle d."
diff --git a/lang/po/Firmware_da.po b/lang/po/Firmware_da.po
index 73ceec5d0..6f9845625 100644
--- a/lang/po/Firmware_da.po
+++ b/lang/po/Firmware_da.po
@@ -601,6 +601,13 @@ msgstr ""
 msgid "Flow"
 msgstr ""
 
+#. MSG_NOZZLE_CNG_READ_HELP c=20 r=4
+#: ../../Firmware/messages.cpp:173 ../../Firmware/ultralcd.cpp:1019
+msgid ""
+"For a Nozzle change please read\n"
+"prusa.io/nozzle-mk3s"
+msgstr ""
+
 #. MSG_SELFTEST_PART_FAN c=20
 #: ../../Firmware/messages.cpp:83 ../../Firmware/ultralcd.cpp:7026
 #: ../../Firmware/ultralcd.cpp:7179 ../../Firmware/ultralcd.cpp:7184
@@ -714,6 +721,11 @@ msgstr ""
 msgid "High power"
 msgstr ""
 
+#. MSG_NOZZLE_CNG_CHANGED c=20 r=6
+#: ../../Firmware/messages.cpp:174 ../../Firmware/ultralcd.cpp:1036
+msgid "Hotend at 280C! Nozzle changed and tightened to specs?"
+msgstr ""
+
 #. MSG_HOTEND_FAN_SPEED c=15
 #: ../../Firmware/messages.cpp:35 ../../Firmware/ultralcd.cpp:1145
 #: ../../Firmware/ultralcd.cpp:7351
@@ -1103,6 +1115,11 @@ msgstr ""
 msgid "Nozzle"
 msgstr ""
 
+#. MSG_NOZZLE_CNG_MENU c=18
+#: ../../Firmware/messages.cpp:173 ../../Firmware/ultralcd.cpp:4580
+msgid "Nozzle change"
+msgstr ""
+
 #. MSG_NOZZLE_DIAMETER c=10
 #: ../../Firmware/messages.cpp:133 ../../Firmware/ultralcd.cpp:4565
 msgid "Nozzle d."
diff --git a/lang/po/Firmware_de.po b/lang/po/Firmware_de.po
index e864fe277..b2b28b58b 100644
--- a/lang/po/Firmware_de.po
+++ b/lang/po/Firmware_de.po
@@ -619,6 +619,15 @@ msgstr "Beseitigen Sie das Problem und drücken Sie dann den Knopf am MMU."
 msgid "Flow"
 msgstr "Durchfluss"
 
+#. MSG_NOZZLE_CNG_READ_HELP c=20 r=4
+#: ../../Firmware/messages.cpp:173 ../../Firmware/ultralcd.cpp:1019
+msgid ""
+"For a Nozzle change please read\n"
+"prusa.io/nozzle-mk3s"
+msgstr ""
+"Für Düsenwechsel lesen Sie bitte\n"
+"prusa.io/nozzle-mk3s"
+
 #. MSG_SELFTEST_PART_FAN c=20
 #: ../../Firmware/messages.cpp:83 ../../Firmware/ultralcd.cpp:7026
 #: ../../Firmware/ultralcd.cpp:7179 ../../Firmware/ultralcd.cpp:7184
@@ -741,6 +750,11 @@ msgstr ""
 msgid "High power"
 msgstr "Hohe leist"
 
+#. MSG_NOZZLE_CNG_CHANGED c=20 r=6
+#: ../../Firmware/messages.cpp:174 ../../Firmware/ultralcd.cpp:1036
+msgid "Hotend at 280C! Nozzle changed and tightened to specs?"
+msgstr "Hotend bei 280C! Düse gewechselt, gemäß Spezifikation angezogen?"
+
 #. MSG_HOTEND_FAN_SPEED c=15
 #: ../../Firmware/messages.cpp:35 ../../Firmware/ultralcd.cpp:1145
 #: ../../Firmware/ultralcd.cpp:7351
@@ -1137,6 +1151,11 @@ msgstr "Testdruck jetzt von Stahlblech entfernen."
 msgid "Nozzle"
 msgstr "Düse"
 
+#. MSG_NOZZLE_CNG_MENU c=18
+#: ../../Firmware/messages.cpp:173 ../../Firmware/ultralcd.cpp:4580
+msgid "Nozzle change"
+msgstr "Düsenwechsel"
+
 #. MSG_NOZZLE_DIAMETER c=10
 #: ../../Firmware/messages.cpp:133 ../../Firmware/ultralcd.cpp:4565
 msgid "Nozzle d."
diff --git a/lang/po/Firmware_es.po b/lang/po/Firmware_es.po
index a0275d5b6..5fb6c0027 100644
--- a/lang/po/Firmware_es.po
+++ b/lang/po/Firmware_es.po
@@ -618,6 +618,15 @@ msgstr "Corrige el problema y pulsa el boton en la unidad MMU."
 msgid "Flow"
 msgstr "Flujo"
 
+#. MSG_NOZZLE_CNG_READ_HELP c=20 r=4
+#: ../../Firmware/messages.cpp:173 ../../Firmware/ultralcd.cpp:1019
+msgid ""
+"For a Nozzle change please read\n"
+"prusa.io/nozzle-mk3s"
+msgstr ""
+"Para un cambio de boquilla, lee\n"
+"prusa.io/nozzle-mk3s"
+
 #. MSG_SELFTEST_PART_FAN c=20
 #: ../../Firmware/messages.cpp:83 ../../Firmware/ultralcd.cpp:7026
 #: ../../Firmware/ultralcd.cpp:7179 ../../Firmware/ultralcd.cpp:7184
@@ -740,6 +749,11 @@ msgstr ""
 msgid "High power"
 msgstr "Rend.pleno"
 
+#. MSG_NOZZLE_CNG_CHANGED c=20 r=6
+#: ../../Firmware/messages.cpp:174 ../../Firmware/ultralcd.cpp:1036
+msgid "Hotend at 280C! Nozzle changed and tightened to specs?"
+msgstr "Fusor a 280C! Boquilla cambiado y ajust. a la medida?"
+
 #. MSG_HOTEND_FAN_SPEED c=15
 #: ../../Firmware/messages.cpp:35 ../../Firmware/ultralcd.cpp:1145
 #: ../../Firmware/ultralcd.cpp:7351
@@ -1134,6 +1148,11 @@ msgstr "Ahora retira la prueba de la lamina de acero."
 msgid "Nozzle"
 msgstr "Boquilla"
 
+#. MSG_NOZZLE_CNG_MENU c=18
+#: ../../Firmware/messages.cpp:173 ../../Firmware/ultralcd.cpp:4580
+msgid "Nozzle change"
+msgstr "Cambio de boquilla"
+
 #. MSG_NOZZLE_DIAMETER c=10
 #: ../../Firmware/messages.cpp:133 ../../Firmware/ultralcd.cpp:4565
 msgid "Nozzle d."
diff --git a/lang/po/Firmware_fr.po b/lang/po/Firmware_fr.po
index 2cc66596c..23160ab75 100644
--- a/lang/po/Firmware_fr.po
+++ b/lang/po/Firmware_fr.po
@@ -620,6 +620,15 @@ msgstr "Corrigez le probleme et appuyez sur le bouton sur la MMU."
 msgid "Flow"
 msgstr "Flux"
 
+#. MSG_NOZZLE_CNG_READ_HELP c=20 r=4
+#: ../../Firmware/messages.cpp:173 ../../Firmware/ultralcd.cpp:1019
+msgid ""
+"For a Nozzle change please read\n"
+"prusa.io/nozzle-mk3s"
+msgstr ""
+"Pour un changement de buse, lire\n"
+"prusa.io/nozzle-mk3s"
+
 #. MSG_SELFTEST_PART_FAN c=20
 #: ../../Firmware/messages.cpp:83 ../../Firmware/ultralcd.cpp:7026
 #: ../../Firmware/ultralcd.cpp:7179 ../../Firmware/ultralcd.cpp:7184
@@ -744,6 +753,11 @@ msgstr ""
 msgid "High power"
 msgstr "Haut.puiss"
 
+#. MSG_NOZZLE_CNG_CHANGED c=20 r=6
+#: ../../Firmware/messages.cpp:174 ../../Firmware/ultralcd.cpp:1036
+msgid "Hotend at 280C! Nozzle changed and tightened to specs?"
+msgstr "Hotend à 280C! Buse changée et resserrée aux spécifications?"
+
 #. MSG_HOTEND_FAN_SPEED c=15
 #: ../../Firmware/messages.cpp:35 ../../Firmware/ultralcd.cpp:1145
 #: ../../Firmware/ultralcd.cpp:7351
@@ -1140,6 +1154,11 @@ msgstr "Retirez maintenant l'impression de test de la plaque en acier."
 msgid "Nozzle"
 msgstr "Buse"
 
+#. MSG_NOZZLE_CNG_MENU c=18
+#: ../../Firmware/messages.cpp:173 ../../Firmware/ultralcd.cpp:4580
+msgid "Nozzle change"
+msgstr "Changement de buse"
+
 #. MSG_NOZZLE_DIAMETER c=10
 #: ../../Firmware/messages.cpp:133 ../../Firmware/ultralcd.cpp:4565
 msgid "Nozzle d."
diff --git a/lang/po/Firmware_hr.po b/lang/po/Firmware_hr.po
index caa7f5960..d7f4913a6 100644
--- a/lang/po/Firmware_hr.po
+++ b/lang/po/Firmware_hr.po
@@ -616,6 +616,13 @@ msgstr "Rijesite problem, a zatim pritisnite gumb na MMU jedinici."
 msgid "Flow"
 msgstr "Protok"
 
+#. MSG_NOZZLE_CNG_READ_HELP c=20 r=4
+#: ../../Firmware/messages.cpp:173 ../../Firmware/ultralcd.cpp:1019
+msgid ""
+"For a Nozzle change please read\n"
+"prusa.io/nozzle-mk3s"
+msgstr ""
+
 #. MSG_SELFTEST_PART_FAN c=20
 #: ../../Firmware/messages.cpp:83 ../../Firmware/ultralcd.cpp:7026
 #: ../../Firmware/ultralcd.cpp:7179 ../../Firmware/ultralcd.cpp:7184
@@ -738,6 +745,11 @@ msgstr ""
 msgid "High power"
 msgstr "Visoka sna"
 
+#. MSG_NOZZLE_CNG_CHANGED c=20 r=6
+#: ../../Firmware/messages.cpp:174 ../../Firmware/ultralcd.cpp:1036
+msgid "Hotend at 280C! Nozzle changed and tightened to specs?"
+msgstr ""
+
 #. MSG_HOTEND_FAN_SPEED c=15
 #: ../../Firmware/messages.cpp:35 ../../Firmware/ultralcd.cpp:1145
 #: ../../Firmware/ultralcd.cpp:7351
@@ -1132,6 +1144,11 @@ msgstr "Sada uklonite probni print sa celicne ploce."
 msgid "Nozzle"
 msgstr "Mlaznica"
 
+#. MSG_NOZZLE_CNG_MENU c=18
+#: ../../Firmware/messages.cpp:173 ../../Firmware/ultralcd.cpp:4580
+msgid "Nozzle change"
+msgstr ""
+
 #. MSG_NOZZLE_DIAMETER c=10
 #: ../../Firmware/messages.cpp:133 ../../Firmware/ultralcd.cpp:4565
 msgid "Nozzle d."
diff --git a/lang/po/Firmware_hu.po b/lang/po/Firmware_hu.po
index 6df7d38ea..f31d18d36 100644
--- a/lang/po/Firmware_hu.po
+++ b/lang/po/Firmware_hu.po
@@ -617,6 +617,13 @@ msgstr "Hozd helyre a hibat, majd nyomd meg a gombot az MMU egysegen."
 msgid "Flow"
 msgstr "Flow"
 
+#. MSG_NOZZLE_CNG_READ_HELP c=20 r=4
+#: ../../Firmware/messages.cpp:173 ../../Firmware/ultralcd.cpp:1019
+msgid ""
+"For a Nozzle change please read\n"
+"prusa.io/nozzle-mk3s"
+msgstr ""
+
 #. MSG_SELFTEST_PART_FAN c=20
 #: ../../Firmware/messages.cpp:83 ../../Firmware/ultralcd.cpp:7026
 #: ../../Firmware/ultralcd.cpp:7179 ../../Firmware/ultralcd.cpp:7184
@@ -739,6 +746,11 @@ msgstr ""
 msgid "High power"
 msgstr "Magas ero"
 
+#. MSG_NOZZLE_CNG_CHANGED c=20 r=6
+#: ../../Firmware/messages.cpp:174 ../../Firmware/ultralcd.cpp:1036
+msgid "Hotend at 280C! Nozzle changed and tightened to specs?"
+msgstr ""
+
 #. MSG_HOTEND_FAN_SPEED c=15
 #: ../../Firmware/messages.cpp:35 ../../Firmware/ultralcd.cpp:1145
 #: ../../Firmware/ultralcd.cpp:7351
@@ -1133,6 +1145,11 @@ msgstr "Vedd le a tesztnyomatot az acellaprol."
 msgid "Nozzle"
 msgstr "Fuvoka"
 
+#. MSG_NOZZLE_CNG_MENU c=18
+#: ../../Firmware/messages.cpp:173 ../../Firmware/ultralcd.cpp:4580
+msgid "Nozzle change"
+msgstr ""
+
 #. MSG_NOZZLE_DIAMETER c=10
 #: ../../Firmware/messages.cpp:133 ../../Firmware/ultralcd.cpp:4565
 msgid "Nozzle d."
diff --git a/lang/po/Firmware_it.po b/lang/po/Firmware_it.po
index db24fba71..5576b5ca2 100644
--- a/lang/po/Firmware_it.po
+++ b/lang/po/Firmware_it.po
@@ -618,6 +618,15 @@ msgstr "Risolvere il problema e premere il bottone sull'unita MMU."
 msgid "Flow"
 msgstr "Flusso"
 
+#. MSG_NOZZLE_CNG_READ_HELP c=20 r=4
+#: ../../Firmware/messages.cpp:173 ../../Firmware/ultralcd.cpp:1019
+msgid ""
+"For a Nozzle change please read\n"
+"prusa.io/nozzle-mk3s"
+msgstr ""
+"Per la sostituzione dell'ugello, leggere\n"
+"prusa.io/nozzle-mk3s"
+
 #. MSG_SELFTEST_PART_FAN c=20
 #: ../../Firmware/messages.cpp:83 ../../Firmware/ultralcd.cpp:7026
 #: ../../Firmware/ultralcd.cpp:7179 ../../Firmware/ultralcd.cpp:7184
@@ -740,6 +749,11 @@ msgstr ""
 msgid "High power"
 msgstr "Forte"
 
+#. MSG_NOZZLE_CNG_CHANGED c=20 r=6
+#: ../../Firmware/messages.cpp:174 ../../Firmware/ultralcd.cpp:1036
+msgid "Hotend at 280C! Nozzle changed and tightened to specs?"
+msgstr "Hotend a 280C! Ugello cambiato e serrato secondo le specifiche?"
+
 #. MSG_HOTEND_FAN_SPEED c=15
 #: ../../Firmware/messages.cpp:35 ../../Firmware/ultralcd.cpp:1145
 #: ../../Firmware/ultralcd.cpp:7351
@@ -1132,6 +1146,11 @@ msgstr "Ora rimuovete la stampa di prova dalla piastra in acciaio."
 msgid "Nozzle"
 msgstr "Ugello"
 
+#. MSG_NOZZLE_CNG_MENU c=18
+#: ../../Firmware/messages.cpp:173 ../../Firmware/ultralcd.cpp:4580
+msgid "Nozzle change"
+msgstr "Cambio dell'ugello"
+
 #. MSG_NOZZLE_DIAMETER c=10
 #: ../../Firmware/messages.cpp:133 ../../Firmware/ultralcd.cpp:4565
 msgid "Nozzle d."
diff --git a/lang/po/Firmware_lb.po b/lang/po/Firmware_lb.po
index c101b5209..8f7b8c799 100644
--- a/lang/po/Firmware_lb.po
+++ b/lang/po/Firmware_lb.po
@@ -601,6 +601,13 @@ msgstr ""
 msgid "Flow"
 msgstr ""
 
+#. MSG_NOZZLE_CNG_READ_HELP c=20 r=4
+#: ../../Firmware/messages.cpp:173 ../../Firmware/ultralcd.cpp:1019
+msgid ""
+"For a Nozzle change please read\n"
+"prusa.io/nozzle-mk3s"
+msgstr ""
+
 #. MSG_SELFTEST_PART_FAN c=20
 #: ../../Firmware/messages.cpp:83 ../../Firmware/ultralcd.cpp:7026
 #: ../../Firmware/ultralcd.cpp:7179 ../../Firmware/ultralcd.cpp:7184
@@ -714,6 +721,11 @@ msgstr ""
 msgid "High power"
 msgstr ""
 
+#. MSG_NOZZLE_CNG_CHANGED c=20 r=6
+#: ../../Firmware/messages.cpp:174 ../../Firmware/ultralcd.cpp:1036
+msgid "Hotend at 280C! Nozzle changed and tightened to specs?"
+msgstr ""
+
 #. MSG_HOTEND_FAN_SPEED c=15
 #: ../../Firmware/messages.cpp:35 ../../Firmware/ultralcd.cpp:1145
 #: ../../Firmware/ultralcd.cpp:7351
@@ -1103,6 +1115,11 @@ msgstr ""
 msgid "Nozzle"
 msgstr ""
 
+#. MSG_NOZZLE_CNG_MENU c=18
+#: ../../Firmware/messages.cpp:173 ../../Firmware/ultralcd.cpp:4580
+msgid "Nozzle change"
+msgstr ""
+
 #. MSG_NOZZLE_DIAMETER c=10
 #: ../../Firmware/messages.cpp:133 ../../Firmware/ultralcd.cpp:4565
 msgid "Nozzle d."
diff --git a/lang/po/Firmware_lt.po b/lang/po/Firmware_lt.po
index 552276fe2..bbc1387fe 100644
--- a/lang/po/Firmware_lt.po
+++ b/lang/po/Firmware_lt.po
@@ -601,6 +601,13 @@ msgstr ""
 msgid "Flow"
 msgstr ""
 
+#. MSG_NOZZLE_CNG_READ_HELP c=20 r=4
+#: ../../Firmware/messages.cpp:173 ../../Firmware/ultralcd.cpp:1019
+msgid ""
+"For a Nozzle change please read\n"
+"prusa.io/nozzle-mk3s"
+msgstr ""
+
 #. MSG_SELFTEST_PART_FAN c=20
 #: ../../Firmware/messages.cpp:83 ../../Firmware/ultralcd.cpp:7026
 #: ../../Firmware/ultralcd.cpp:7179 ../../Firmware/ultralcd.cpp:7184
@@ -714,6 +721,11 @@ msgstr ""
 msgid "High power"
 msgstr ""
 
+#. MSG_NOZZLE_CNG_CHANGED c=20 r=6
+#: ../../Firmware/messages.cpp:174 ../../Firmware/ultralcd.cpp:1036
+msgid "Hotend at 280C! Nozzle changed and tightened to specs?"
+msgstr ""
+
 #. MSG_HOTEND_FAN_SPEED c=15
 #: ../../Firmware/messages.cpp:35 ../../Firmware/ultralcd.cpp:1145
 #: ../../Firmware/ultralcd.cpp:7351
@@ -1103,6 +1115,11 @@ msgstr ""
 msgid "Nozzle"
 msgstr ""
 
+#. MSG_NOZZLE_CNG_MENU c=18
+#: ../../Firmware/messages.cpp:173 ../../Firmware/ultralcd.cpp:4580
+msgid "Nozzle change"
+msgstr ""
+
 #. MSG_NOZZLE_DIAMETER c=10
 #: ../../Firmware/messages.cpp:133 ../../Firmware/ultralcd.cpp:4565
 msgid "Nozzle d."
diff --git a/lang/po/Firmware_nl.po b/lang/po/Firmware_nl.po
index 4319efdaf..8a0958e5a 100644
--- a/lang/po/Firmware_nl.po
+++ b/lang/po/Firmware_nl.po
@@ -620,6 +620,15 @@ msgstr "Los het probleem op en druk vervolgens op de knop op de MMU-eenheid."
 msgid "Flow"
 msgstr "Stromen"
 
+#. MSG_NOZZLE_CNG_READ_HELP c=20 r=4
+#: ../../Firmware/messages.cpp:173 ../../Firmware/ultralcd.cpp:1019
+msgid ""
+"For a Nozzle change please read\n"
+"prusa.io/nozzle-mk3s"
+msgstr ""
+"Voor een spuitstukwissel lees\n"
+"prusa.io/nozzle-mk3s"
+
 #. MSG_SELFTEST_PART_FAN c=20
 #: ../../Firmware/messages.cpp:83 ../../Firmware/ultralcd.cpp:7026
 #: ../../Firmware/ultralcd.cpp:7179 ../../Firmware/ultralcd.cpp:7184
@@ -742,6 +751,11 @@ msgstr ""
 msgid "High power"
 msgstr "Hoog verm."
 
+#. MSG_NOZZLE_CNG_CHANGED c=20 r=6
+#: ../../Firmware/messages.cpp:174 ../../Firmware/ultralcd.cpp:1036
+msgid "Hotend at 280C! Nozzle changed and tightened to specs?"
+msgstr "Hotend op 280C! Mondstuk vervangen en aangedraaid volgens specificaties?"
+
 #. MSG_HOTEND_FAN_SPEED c=15
 #: ../../Firmware/messages.cpp:35 ../../Firmware/ultralcd.cpp:1145
 #: ../../Firmware/ultralcd.cpp:7351
@@ -1134,6 +1148,11 @@ msgstr "Verwijder nu de testprint van staalplaat."
 msgid "Nozzle"
 msgstr "Tuit"
 
+#. MSG_NOZZLE_CNG_MENU c=18
+#: ../../Firmware/messages.cpp:173 ../../Firmware/ultralcd.cpp:4580
+msgid "Nozzle change"
+msgstr "Tuit wisselen"
+
 #. MSG_NOZZLE_DIAMETER c=10
 #: ../../Firmware/messages.cpp:133 ../../Firmware/ultralcd.cpp:4565
 msgid "Nozzle d."
diff --git a/lang/po/Firmware_no.po b/lang/po/Firmware_no.po
index 07ccb30c0..3e3e55c2e 100644
--- a/lang/po/Firmware_no.po
+++ b/lang/po/Firmware_no.po
@@ -616,6 +616,13 @@ msgstr "Løs problemet og trykk på MM-enhetens knapp."
 msgid "Flow"
 msgstr "Flyt"
 
+#. MSG_NOZZLE_CNG_READ_HELP c=20 r=4
+#: ../../Firmware/messages.cpp:173 ../../Firmware/ultralcd.cpp:1019
+msgid ""
+"For a Nozzle change please read\n"
+"prusa.io/nozzle-mk3s"
+msgstr ""
+
 #. MSG_SELFTEST_PART_FAN c=20
 #: ../../Firmware/messages.cpp:83 ../../Firmware/ultralcd.cpp:7026
 #: ../../Firmware/ultralcd.cpp:7179 ../../Firmware/ultralcd.cpp:7184
@@ -734,6 +741,11 @@ msgstr ""
 msgid "High power"
 msgstr "Høy styrke"
 
+#. MSG_NOZZLE_CNG_CHANGED c=20 r=6
+#: ../../Firmware/messages.cpp:174 ../../Firmware/ultralcd.cpp:1036
+msgid "Hotend at 280C! Nozzle changed and tightened to specs?"
+msgstr ""
+
 #. MSG_HOTEND_FAN_SPEED c=15
 #: ../../Firmware/messages.cpp:35 ../../Firmware/ultralcd.cpp:1145
 #: ../../Firmware/ultralcd.cpp:7351
@@ -1125,6 +1137,11 @@ msgstr "Fjern nå testprintet fra stålplaten."
 msgid "Nozzle"
 msgstr "Dyse"
 
+#. MSG_NOZZLE_CNG_MENU c=18
+#: ../../Firmware/messages.cpp:173 ../../Firmware/ultralcd.cpp:4580
+msgid "Nozzle change"
+msgstr ""
+
 #. MSG_NOZZLE_DIAMETER c=10
 #: ../../Firmware/messages.cpp:133 ../../Firmware/ultralcd.cpp:4565
 msgid "Nozzle d."
diff --git a/lang/po/Firmware_pl.po b/lang/po/Firmware_pl.po
index e7bbfcf3c..851c5e72c 100644
--- a/lang/po/Firmware_pl.po
+++ b/lang/po/Firmware_pl.po
@@ -618,6 +618,15 @@ msgstr "Rozwiaz problem i wcisnij przycisk na MMU."
 msgid "Flow"
 msgstr "Przeplyw"
 
+#. MSG_NOZZLE_CNG_READ_HELP c=20 r=4
+#: ../../Firmware/messages.cpp:173 ../../Firmware/ultralcd.cpp:1019
+msgid ""
+"For a Nozzle change please read\n"
+"prusa.io/nozzle-mk3s"
+msgstr ""
+"W celu wymiany dyszy należy przeczytać\n"
+"prusa.io/nozzle-mk3s"
+
 #. MSG_SELFTEST_PART_FAN c=20
 #: ../../Firmware/messages.cpp:83 ../../Firmware/ultralcd.cpp:7026
 #: ../../Firmware/ultralcd.cpp:7179 ../../Firmware/ultralcd.cpp:7184
@@ -737,6 +746,11 @@ msgstr ""
 msgid "High power"
 msgstr "Wysoka wyd"
 
+#. MSG_NOZZLE_CNG_CHANGED c=20 r=6
+#: ../../Firmware/messages.cpp:174 ../../Firmware/ultralcd.cpp:1036
+msgid "Hotend at 280C! Nozzle changed and tightened to specs?"
+msgstr "Hotend rozgrzany do 280°C! Dysza wymieniona i dokręcona wg specyfikacji?"
+
 #. MSG_HOTEND_FAN_SPEED c=15
 #: ../../Firmware/messages.cpp:35 ../../Firmware/ultralcd.cpp:1145
 #: ../../Firmware/ultralcd.cpp:7351
@@ -1130,6 +1144,11 @@ msgstr "Teraz zdejmij wydruk testowy ze stolu."
 msgid "Nozzle"
 msgstr "Dysza"
 
+#. MSG_NOZZLE_CNG_MENU c=18
+#: ../../Firmware/messages.cpp:173 ../../Firmware/ultralcd.cpp:4580
+msgid "Nozzle change"
+msgstr "Wymiana dyszy"
+
 #. MSG_NOZZLE_DIAMETER c=10
 #: ../../Firmware/messages.cpp:133 ../../Firmware/ultralcd.cpp:4565
 msgid "Nozzle d."
diff --git a/lang/po/Firmware_ro.po b/lang/po/Firmware_ro.po
index 946d7af48..f9a058ca3 100644
--- a/lang/po/Firmware_ro.po
+++ b/lang/po/Firmware_ro.po
@@ -619,6 +619,13 @@ msgstr "Rezolvati problema si apasati butonul pe unitatea MMU."
 msgid "Flow"
 msgstr "Flow"
 
+#. MSG_NOZZLE_CNG_READ_HELP c=20 r=4
+#: ../../Firmware/messages.cpp:173 ../../Firmware/ultralcd.cpp:1019
+msgid ""
+"For a Nozzle change please read\n"
+"prusa.io/nozzle-mk3s"
+msgstr ""
+
 #. MSG_SELFTEST_PART_FAN c=20
 #: ../../Firmware/messages.cpp:83 ../../Firmware/ultralcd.cpp:7026
 #: ../../Firmware/ultralcd.cpp:7179 ../../Firmware/ultralcd.cpp:7184
@@ -740,6 +747,11 @@ msgstr ""
 msgid "High power"
 msgstr "Put. max"
 
+#. MSG_NOZZLE_CNG_CHANGED c=20 r=6
+#: ../../Firmware/messages.cpp:174 ../../Firmware/ultralcd.cpp:1036
+msgid "Hotend at 280C! Nozzle changed and tightened to specs?"
+msgstr ""
+
 #. MSG_HOTEND_FAN_SPEED c=15
 #: ../../Firmware/messages.cpp:35 ../../Firmware/ultralcd.cpp:1145
 #: ../../Firmware/ultralcd.cpp:7351
@@ -1131,6 +1143,11 @@ msgstr "Acum inlaturati printul de test de pe suprafata de print."
 msgid "Nozzle"
 msgstr "Varf"
 
+#. MSG_NOZZLE_CNG_MENU c=18
+#: ../../Firmware/messages.cpp:173 ../../Firmware/ultralcd.cpp:4580
+msgid "Nozzle change"
+msgstr ""
+
 #. MSG_NOZZLE_DIAMETER c=10
 #: ../../Firmware/messages.cpp:133 ../../Firmware/ultralcd.cpp:4565
 msgid "Nozzle d."
diff --git a/lang/po/Firmware_sk.po b/lang/po/Firmware_sk.po
index ad39380a4..64e5055c2 100644
--- a/lang/po/Firmware_sk.po
+++ b/lang/po/Firmware_sk.po
@@ -617,6 +617,13 @@ msgstr "Opravte chybu a potom stlacte tlacidlo na jednotke MMU."
 msgid "Flow"
 msgstr "Prietok"
 
+#. MSG_NOZZLE_CNG_READ_HELP c=20 r=4
+#: ../../Firmware/messages.cpp:173 ../../Firmware/ultralcd.cpp:1019
+msgid ""
+"For a Nozzle change please read\n"
+"prusa.io/nozzle-mk3s"
+msgstr ""
+
 #. MSG_SELFTEST_PART_FAN c=20
 #: ../../Firmware/messages.cpp:83 ../../Firmware/ultralcd.cpp:7026
 #: ../../Firmware/ultralcd.cpp:7179 ../../Firmware/ultralcd.cpp:7184
@@ -737,6 +744,11 @@ msgstr ""
 msgid "High power"
 msgstr "Vys. vykon"
 
+#. MSG_NOZZLE_CNG_CHANGED c=20 r=6
+#: ../../Firmware/messages.cpp:174 ../../Firmware/ultralcd.cpp:1036
+msgid "Hotend at 280C! Nozzle changed and tightened to specs?"
+msgstr ""
+
 #. MSG_HOTEND_FAN_SPEED c=15
 #: ../../Firmware/messages.cpp:35 ../../Firmware/ultralcd.cpp:1145
 #: ../../Firmware/ultralcd.cpp:7351
@@ -1128,6 +1140,11 @@ msgstr "Teraz odstrante testovaci vytlacok z platne."
 msgid "Nozzle"
 msgstr "Tryska"
 
+#. MSG_NOZZLE_CNG_MENU c=18
+#: ../../Firmware/messages.cpp:173 ../../Firmware/ultralcd.cpp:4580
+msgid "Nozzle change"
+msgstr ""
+
 #. MSG_NOZZLE_DIAMETER c=10
 #: ../../Firmware/messages.cpp:133 ../../Firmware/ultralcd.cpp:4565
 msgid "Nozzle d."
diff --git a/lang/po/Firmware_sl.po b/lang/po/Firmware_sl.po
index fa95d8d38..658fb4cc6 100644
--- a/lang/po/Firmware_sl.po
+++ b/lang/po/Firmware_sl.po
@@ -601,6 +601,13 @@ msgstr ""
 msgid "Flow"
 msgstr ""
 
+#. MSG_NOZZLE_CNG_READ_HELP c=20 r=4
+#: ../../Firmware/messages.cpp:173 ../../Firmware/ultralcd.cpp:1019
+msgid ""
+"For a Nozzle change please read\n"
+"prusa.io/nozzle-mk3s"
+msgstr ""
+
 #. MSG_SELFTEST_PART_FAN c=20
 #: ../../Firmware/messages.cpp:83 ../../Firmware/ultralcd.cpp:7026
 #: ../../Firmware/ultralcd.cpp:7179 ../../Firmware/ultralcd.cpp:7184
@@ -714,6 +721,11 @@ msgstr ""
 msgid "High power"
 msgstr ""
 
+#. MSG_NOZZLE_CNG_CHANGED c=20 r=6
+#: ../../Firmware/messages.cpp:174 ../../Firmware/ultralcd.cpp:1036
+msgid "Hotend at 280C! Nozzle changed and tightened to specs?"
+msgstr ""
+
 #. MSG_HOTEND_FAN_SPEED c=15
 #: ../../Firmware/messages.cpp:35 ../../Firmware/ultralcd.cpp:1145
 #: ../../Firmware/ultralcd.cpp:7351
@@ -1103,6 +1115,11 @@ msgstr ""
 msgid "Nozzle"
 msgstr ""
 
+#. MSG_NOZZLE_CNG_MENU c=18
+#: ../../Firmware/messages.cpp:173 ../../Firmware/ultralcd.cpp:4580
+msgid "Nozzle change"
+msgstr ""
+
 #. MSG_NOZZLE_DIAMETER c=10
 #: ../../Firmware/messages.cpp:133 ../../Firmware/ultralcd.cpp:4565
 msgid "Nozzle d."
diff --git a/lang/po/Firmware_sv.po b/lang/po/Firmware_sv.po
index e2bcaf6d4..fcb8536bb 100644
--- a/lang/po/Firmware_sv.po
+++ b/lang/po/Firmware_sv.po
@@ -617,6 +617,13 @@ msgstr "Åtgärda problemet och tryck sedan på knappen på MMU-enheten."
 msgid "Flow"
 msgstr "Flöde"
 
+#. MSG_NOZZLE_CNG_READ_HELP c=20 r=4
+#: ../../Firmware/messages.cpp:173 ../../Firmware/ultralcd.cpp:1019
+msgid ""
+"For a Nozzle change please read\n"
+"prusa.io/nozzle-mk3s"
+msgstr ""
+
 #. MSG_SELFTEST_PART_FAN c=20
 #: ../../Firmware/messages.cpp:83 ../../Firmware/ultralcd.cpp:7026
 #: ../../Firmware/ultralcd.cpp:7179 ../../Firmware/ultralcd.cpp:7184
@@ -739,6 +746,11 @@ msgstr ""
 msgid "High power"
 msgstr "Hög kraft"
 
+#. MSG_NOZZLE_CNG_CHANGED c=20 r=6
+#: ../../Firmware/messages.cpp:174 ../../Firmware/ultralcd.cpp:1036
+msgid "Hotend at 280C! Nozzle changed and tightened to specs?"
+msgstr ""
+
 #. MSG_HOTEND_FAN_SPEED c=15
 #: ../../Firmware/messages.cpp:35 ../../Firmware/ultralcd.cpp:1145
 #: ../../Firmware/ultralcd.cpp:7351
@@ -1133,6 +1145,11 @@ msgstr "Ta nu bort testutskriften från metallskivan."
 msgid "Nozzle"
 msgstr "Munstycke"
 
+#. MSG_NOZZLE_CNG_MENU c=18
+#: ../../Firmware/messages.cpp:173 ../../Firmware/ultralcd.cpp:4580
+msgid "Nozzle change"
+msgstr ""
+
 #. MSG_NOZZLE_DIAMETER c=10
 #: ../../Firmware/messages.cpp:133 ../../Firmware/ultralcd.cpp:4565
 msgid "Nozzle d."