diff --git a/config/machine_settings/defaults.ini b/config/machine_settings/defaults.ini
index d223355..5ad13cc 100644
--- a/config/machine_settings/defaults.ini
+++ b/config/machine_settings/defaults.ini
@@ -147,6 +147,7 @@ pid_level: 1
 pid_speed: 1
 tester_discharge_enable: no
 pid_pressure_correction: 100
+slow_pid:
 
 tempo_pre_riempimento: 0
 pressione_pre_riempimento: 1000
diff --git a/config/machine_settings/st-ten-11.ini b/config/machine_settings/st-ten-11.ini
index 2fbb3f8..e0e1c93 100644
--- a/config/machine_settings/st-ten-11.ini
+++ b/config/machine_settings/st-ten-11.ini
@@ -80,6 +80,7 @@ modello_etichetta: EtichettaR5_Montaggio_1prova.prn
 pid_pressure_correction: 105
 istruzione_abilitata_extra:
 tagliatubi:
+slow_pid:
 
 [autotest_leak]
 enabled: true
diff --git a/config/machine_settings/st-ten-15.ini b/config/machine_settings/st-ten-15.ini
index c70e3b8..35d462b 100644
--- a/config/machine_settings/st-ten-15.ini
+++ b/config/machine_settings/st-ten-15.ini
@@ -77,6 +77,7 @@ canale_di_prova_2: 2
 modello_etichetta: EtichettaR5_Montaggio_1prova.prn
 pid_pressure_correction: 100
 istruzione_abilitata_extra:
+slow_pid:
 
 [autotest_leak]
 enabled: true
diff --git a/src/components/tecna_marposs_provaset_t3.py b/src/components/tecna_marposs_provaset_t3.py
index acddb01..7cee34b 100644
--- a/src/components/tecna_marposs_provaset_t3.py
+++ b/src/components/tecna_marposs_provaset_t3.py
@@ -314,7 +314,7 @@ class TecnaMarpossProvasetT3(ModbusComponent):
             # **{769 - 1 + i: (recipe_name[i * 2 + 1] << 8) + recipe_name[i * 2] for i in range(8)},  # print field 2
             "Print options": 0b0000000000000000 | self.saver_label_count << 12 | self.saver_print_on_fail << 8 | self.saver_label_template,
             "Test type": "Leak Test",
-            "Test flags": test_flags,
+            "Test flags": test_flags | (2 << 4) if step.spec.get("slow_pid") is True else test_flags,
             "T0 - Pre-filling time": step.spec["pre_filling_time"],
             "P0 - Pre-filling pressure": step.spec["pre_filling_pressure"],
             "T1 - Filling time": step.spec["filling_time"],
diff --git a/src/lib/helpers/recipe_manager.py b/src/lib/helpers/recipe_manager.py
index 5aec9bd..dd9a863 100644
--- a/src/lib/helpers/recipe_manager.py
+++ b/src/lib/helpers/recipe_manager.py
@@ -103,6 +103,7 @@ def read_steps(row, config, defaults=None, unsupported_steps=None):
             "ext_blow_time": safe_parse(row.get("tempo_soffiaggio_esterno", defaults["tempo_soffiaggio_esterno"])),
             "pid_pressure_correction": safe_parse(
                 row.get("pid_pressure_correction", defaults["pid_pressure_correction"])),
+            "slow_pid": safe_parse(row.get("slow_pid", defaults["slow_pid"])),
         },
         "leak_2": {
             "pre_filling_time": safe_parse(row.get("tempo_pre_riempimento_2", defaults["tempo_pre_riempimento_2"])),
@@ -130,6 +131,7 @@ def read_steps(row, config, defaults=None, unsupported_steps=None):
             "ext_flush_time": safe_parse(row.get("tempo_svuotamento_esterno_2", defaults["tempo_svuotamento_esterno"])),
             "ext_blow_time": safe_parse(row.get("tempo_soffiaggio_esterno_2", defaults["tempo_soffiaggio_esterno"])),
             "pid_pressure_correction": safe_parse(row.get("pid_pressure_correction", defaults["pid_pressure_correction_2"])),
+            "slow_pid": safe_parse(row.get("slow_pid", defaults["slow_pid"])),
         },
         "vision": {
             "recipe": row.get("ricetta_visione", defaults["ricetta_visione"]),
diff --git a/src/ui/leak_step_editor/leak_step_editor.py b/src/ui/leak_step_editor/leak_step_editor.py
index 75173fb..614753e 100644
--- a/src/ui/leak_step_editor/leak_step_editor.py
+++ b/src/ui/leak_step_editor/leak_step_editor.py
@@ -28,4 +28,5 @@ class Leak_Step_Editor(Editor):
             "ext_flush_time": self.ext_flush_time_sb,
             #PID
             "pid_pressure_correction": self.test_pid_correction_sb,
+            "slow_pid": self.slow_pid_c,
         })
diff --git a/src/ui/leak_step_editor/leak_step_editor.ui b/src/ui/leak_step_editor/leak_step_editor.ui
index 4e3f326..fca6640 100644
--- a/src/ui/leak_step_editor/leak_step_editor.ui
+++ b/src/ui/leak_step_editor/leak_step_editor.ui
@@ -85,20 +85,6 @@
       <string>Riempimento</string>
      </property>
      <layout class="QGridLayout" name="gridLayout_7">
-      <item row="2" column="0">
-       <widget class="QLabel" name="label_14">
-        <property name="text">
-         <string>PR+ Pressione Max</string>
-        </property>
-       </widget>
-      </item>
-      <item row="0" column="0">
-       <widget class="QLabel" name="label_8">
-        <property name="text">
-         <string>T1: Riempimento</string>
-        </property>
-       </widget>
-      </item>
       <item row="0" column="2">
        <widget class="QLabel" name="label_20">
         <property name="text">
@@ -106,6 +92,13 @@
         </property>
        </widget>
       </item>
+      <item row="1" column="2">
+       <widget class="QLabel" name="label_25">
+        <property name="text">
+         <string>s</string>
+        </property>
+       </widget>
+      </item>
       <item row="2" column="1">
        <widget class="QSpinBox" name="settling_pressure_min_percent_sb">
         <property name="maximum">
@@ -113,20 +106,6 @@
         </property>
        </widget>
       </item>
-      <item row="0" column="1">
-       <widget class="QSpinBox" name="filling_time_sb">
-        <property name="maximum">
-         <number>9999</number>
-        </property>
-       </widget>
-      </item>
-      <item row="3" column="0">
-       <widget class="QLabel" name="label_15">
-        <property name="text">
-         <string>PR- Pressione Min</string>
-        </property>
-       </widget>
-      </item>
       <item row="3" column="1">
        <widget class="QSpinBox" name="settling_pressure_max_percent_sb">
         <property name="maximum">
@@ -141,10 +120,10 @@
         </property>
        </widget>
       </item>
-      <item row="3" column="2">
-       <widget class="QLabel" name="label_27">
+      <item row="3" column="0">
+       <widget class="QLabel" name="label_15">
         <property name="text">
-         <string>%</string>
+         <string>PR- Pressione Min</string>
         </property>
        </widget>
       </item>
@@ -162,10 +141,45 @@
         </property>
        </widget>
       </item>
-      <item row="1" column="2">
-       <widget class="QLabel" name="label_25">
+      <item row="2" column="0">
+       <widget class="QLabel" name="label_14">
         <property name="text">
-         <string>s</string>
+         <string>PR+ Pressione Max</string>
+        </property>
+       </widget>
+      </item>
+      <item row="0" column="0">
+       <widget class="QLabel" name="label_8">
+        <property name="text">
+         <string>T1: Riempimento</string>
+        </property>
+       </widget>
+      </item>
+      <item row="0" column="1">
+       <widget class="QSpinBox" name="filling_time_sb">
+        <property name="maximum">
+         <number>9999</number>
+        </property>
+       </widget>
+      </item>
+      <item row="3" column="2">
+       <widget class="QLabel" name="label_27">
+        <property name="text">
+         <string>%</string>
+        </property>
+       </widget>
+      </item>
+      <item row="4" column="0">
+       <widget class="QLabel" name="label_4">
+        <property name="text">
+         <string>PID Lento</string>
+        </property>
+       </widget>
+      </item>
+      <item row="4" column="1">
+       <widget class="QCheckBox" name="slow_pid_c">
+        <property name="text">
+         <string/>
         </property>
        </widget>
       </item>