diff --git a/bananaSPLIT/UserInterface/compiledUI/avanzatetitolo.py b/bananaSPLIT/UserInterface/compiledUI/avanzatetitolo.py
index 3037977..a4d0af8 100644
--- a/bananaSPLIT/UserInterface/compiledUI/avanzatetitolo.py
+++ b/bananaSPLIT/UserInterface/compiledUI/avanzatetitolo.py
@@ -2,11 +2,10 @@
 
 # Form implementation generated from reading ui file 'avanzatetitolo.ui'
 #
-# Created by: PyQt5 UI code generator 5.14.1
+# Created by: PyQt5 UI code generator 5.12.1
 #
 # WARNING! All changes made in this file will be lost!
 
-
 from PyQt5 import QtCore, QtGui, QtWidgets
 
 
@@ -101,3 +100,5 @@ class Ui_advtitolo(object):
         self.lbl_numero.setText(_translate("advtitolo", "Numero"))
         self.btn_avanti.setText(_translate("advtitolo", "Avanti"))
         self.btn_indietro.setText(_translate("advtitolo", "Indietro"))
+
+
diff --git a/bananaSPLIT/UserInterface/compiledUI/avanzatetitolo2.py b/bananaSPLIT/UserInterface/compiledUI/avanzatetitolo2.py
index 5bf0065..cc5f6ef 100644
--- a/bananaSPLIT/UserInterface/compiledUI/avanzatetitolo2.py
+++ b/bananaSPLIT/UserInterface/compiledUI/avanzatetitolo2.py
@@ -2,11 +2,10 @@
 
 # Form implementation generated from reading ui file 'avanzatetitolo2.ui'
 #
-# Created by: PyQt5 UI code generator 5.14.1
+# Created by: PyQt5 UI code generator 5.12.1
 #
 # WARNING! All changes made in this file will be lost!
 
-
 from PyQt5 import QtCore, QtGui, QtWidgets
 
 
@@ -113,3 +112,5 @@ class Ui_advtitolo2(object):
         self.rad_nt.setText(_translate("advtitolo2", "Numero, Titolo"))
         self.btn_annulla.setText(_translate("advtitolo2", "Annulla"))
         self.btn_ok.setText(_translate("advtitolo2", "OK"))
+
+
diff --git a/bananaSPLIT/UserInterface/compiledUI/avanzatetitolo3.py b/bananaSPLIT/UserInterface/compiledUI/avanzatetitolo3.py
index 19bdeca..963a583 100644
--- a/bananaSPLIT/UserInterface/compiledUI/avanzatetitolo3.py
+++ b/bananaSPLIT/UserInterface/compiledUI/avanzatetitolo3.py
@@ -2,11 +2,10 @@
 
 # Form implementation generated from reading ui file 'avanzatetitolo3.ui'
 #
-# Created by: PyQt5 UI code generator 5.14.1
+# Created by: PyQt5 UI code generator 5.12.1
 #
 # WARNING! All changes made in this file will be lost!
 
-
 from PyQt5 import QtCore, QtGui, QtWidgets
 
 
@@ -153,3 +152,5 @@ class Ui_advtitolo3(object):
         self.btn_annulla.setText(_translate("advtitolo3", "Annulla"))
         self.btn_OK.setText(_translate("advtitolo3", "OK"))
         self.label_2.setText(_translate("advtitolo3", "Suffisso Titolo"))
+
+
diff --git a/bananaSPLIT/UserInterface/compiledUI/mainwindow.py b/bananaSPLIT/UserInterface/compiledUI/mainwindow.py
index bbcc7b1..8532759 100644
--- a/bananaSPLIT/UserInterface/compiledUI/mainwindow.py
+++ b/bananaSPLIT/UserInterface/compiledUI/mainwindow.py
@@ -2,11 +2,10 @@
 
 # Form implementation generated from reading ui file 'mainwindow.ui'
 #
-# Created by: PyQt5 UI code generator 5.14.1
+# Created by: PyQt5 UI code generator 5.12.1
 #
 # WARNING! All changes made in this file will be lost!
 
-
 from PyQt5 import QtCore, QtGui, QtWidgets
 
 
@@ -188,3 +187,5 @@ class Ui_mainwin(object):
         self.actionOpzioni.setText(_translate("mainwin", "Opzioni"))
         self.actionLingua.setText(_translate("mainwin", "Lingua Interfaccia"))
         self.actionAvanzate.setText(_translate("mainwin", "Avanzate"))
+
+
diff --git a/bananaSPLIT/UserInterface/compiledUI/opzioniavanzate.py b/bananaSPLIT/UserInterface/compiledUI/opzioniavanzate.py
index 6017732..3736c87 100644
--- a/bananaSPLIT/UserInterface/compiledUI/opzioniavanzate.py
+++ b/bananaSPLIT/UserInterface/compiledUI/opzioniavanzate.py
@@ -2,11 +2,10 @@
 
 # Form implementation generated from reading ui file 'opzioniavanzate.ui'
 #
-# Created by: PyQt5 UI code generator 5.14.1
+# Created by: PyQt5 UI code generator 5.12.1
 #
 # WARNING! All changes made in this file will be lost!
 
-
 from PyQt5 import QtCore, QtGui, QtWidgets
 
 
@@ -257,3 +256,5 @@ class Ui_advoption(object):
         self.label.setText(_translate("advoption", "Seleziona le opzioni predefinite"))
         self.btn_annulla.setText(_translate("advoption", "Annulla"))
         self.btn_ok.setText(_translate("advoption", "OK"))
+
+
diff --git a/bananaSPLIT/UserInterface/compiledUI/selezout.py b/bananaSPLIT/UserInterface/compiledUI/selezout.py
index c6128c1..ea35f0d 100644
--- a/bananaSPLIT/UserInterface/compiledUI/selezout.py
+++ b/bananaSPLIT/UserInterface/compiledUI/selezout.py
@@ -2,11 +2,10 @@
 
 # Form implementation generated from reading ui file 'selezout.ui'
 #
-# Created by: PyQt5 UI code generator 5.14.1
+# Created by: PyQt5 UI code generator 5.12.1
 #
 # WARNING! All changes made in this file will be lost!
 
-
 from PyQt5 import QtCore, QtGui, QtWidgets
 
 
@@ -108,3 +107,5 @@ class Ui_selezout(object):
         self.rad_mainbodyEFile.setText(_translate("selezout", "Bodyfile + File singoli"))
         self.rad_mainbody.setText(_translate("selezout", "Bodyfile"))
         self.rad_file.setText(_translate("selezout", "File singoli"))
+
+
diff --git a/bananaSPLIT/UserInterface/compiledUI/titolow.py b/bananaSPLIT/UserInterface/compiledUI/titolow.py
index c05877e..8bf28f0 100644
--- a/bananaSPLIT/UserInterface/compiledUI/titolow.py
+++ b/bananaSPLIT/UserInterface/compiledUI/titolow.py
@@ -2,11 +2,10 @@
 
 # Form implementation generated from reading ui file 'titolow.ui'
 #
-# Created by: PyQt5 UI code generator 5.14.1
+# Created by: PyQt5 UI code generator 5.12.1
 #
 # WARNING! All changes made in this file will be lost!
 
-
 from PyQt5 import QtCore, QtGui, QtWidgets
 
 
@@ -22,40 +21,51 @@ class Ui_titolo(object):
         self.label.setFont(font)
         self.label.setObjectName("label")
         self.gridLayout.addWidget(self.label, 8, 0, 1, 2)
-        self.verticalLayout = QtWidgets.QVBoxLayout()
-        self.verticalLayout.setObjectName("verticalLayout")
+        self.lyt_date = QtWidgets.QVBoxLayout()
+        self.lyt_date.setObjectName("lyt_date")
         self.rad_datajpn = QtWidgets.QRadioButton(titolo)
         self.rad_datajpn.setChecked(True)
         self.rad_datajpn.setObjectName("rad_datajpn")
-        self.verticalLayout.addWidget(self.rad_datajpn)
+        self.lyt_date.addWidget(self.rad_datajpn)
         self.rad_dataita = QtWidgets.QRadioButton(titolo)
         self.rad_dataita.setObjectName("rad_dataita")
-        self.verticalLayout.addWidget(self.rad_dataita)
+        self.lyt_date.addWidget(self.rad_dataita)
         self.rad_datausa = QtWidgets.QRadioButton(titolo)
         self.rad_datausa.setObjectName("rad_datausa")
-        self.verticalLayout.addWidget(self.rad_datausa)
-        self.gridLayout.addLayout(self.verticalLayout, 3, 0, 1, 3)
-        self.chc_titolo = QtWidgets.QCheckBox(titolo)
+        self.lyt_date.addWidget(self.rad_datausa)
+        self.gridLayout.addLayout(self.lyt_date, 3, 0, 1, 3)
+        self.chk_titolo = QtWidgets.QCheckBox(titolo)
         font = QtGui.QFont()
         font.setPointSize(10)
-        self.chc_titolo.setFont(font)
-        self.chc_titolo.setObjectName("chc_titolo")
-        self.gridLayout.addWidget(self.chc_titolo, 4, 0, 1, 2)
+        self.chk_titolo.setFont(font)
+        self.chk_titolo.setObjectName("chk_titolo")
+        self.gridLayout.addWidget(self.chk_titolo, 4, 0, 1, 2)
         self.line_3 = QtWidgets.QFrame(titolo)
         self.line_3.setFrameShape(QtWidgets.QFrame.HLine)
         self.line_3.setFrameShadow(QtWidgets.QFrame.Sunken)
         self.line_3.setObjectName("line_3")
         self.gridLayout.addWidget(self.line_3, 7, 0, 1, 3)
-        self.horizontalLayout = QtWidgets.QHBoxLayout()
-        self.horizontalLayout.setObjectName("horizontalLayout")
+        self.lyt_nchars = QtWidgets.QHBoxLayout()
+        self.lyt_nchars.setObjectName("lyt_nchars")
         self.lbl_ncarat = QtWidgets.QLabel(titolo)
         self.lbl_ncarat.setObjectName("lbl_ncarat")
-        self.horizontalLayout.addWidget(self.lbl_ncarat)
+        self.lyt_nchars.addWidget(self.lbl_ncarat)
         self.spn_ncarat = QtWidgets.QSpinBox(titolo)
-        self.spn_ncarat.setMinimum(1)
+        sizePolicy = QtWidgets.QSizePolicy(QtWidgets.QSizePolicy.Fixed, QtWidgets.QSizePolicy.Fixed)
+        sizePolicy.setHorizontalStretch(0)
+        sizePolicy.setVerticalStretch(0)
+        sizePolicy.setHeightForWidth(self.spn_ncarat.sizePolicy().hasHeightForWidth())
+        self.spn_ncarat.setSizePolicy(sizePolicy)
+        self.spn_ncarat.setMinimumSize(QtCore.QSize(50, 0))
+        self.spn_ncarat.setWrapping(True)
+        self.spn_ncarat.setButtonSymbols(QtWidgets.QAbstractSpinBox.UpDownArrows)
+        self.spn_ncarat.setMinimum(3)
+        self.spn_ncarat.setMaximum(32)
         self.spn_ncarat.setObjectName("spn_ncarat")
-        self.horizontalLayout.addWidget(self.spn_ncarat)
-        self.gridLayout.addLayout(self.horizontalLayout, 5, 0, 1, 3)
+        self.lyt_nchars.addWidget(self.spn_ncarat)
+        spacerItem = QtWidgets.QSpacerItem(40, 20, QtWidgets.QSizePolicy.Expanding, QtWidgets.QSizePolicy.Minimum)
+        self.lyt_nchars.addItem(spacerItem)
+        self.gridLayout.addLayout(self.lyt_nchars, 5, 0, 1, 3)
         self.line_2 = QtWidgets.QFrame(titolo)
         self.line_2.setFrameShape(QtWidgets.QFrame.HLine)
         self.line_2.setFrameShadow(QtWidgets.QFrame.Sunken)
@@ -72,29 +82,29 @@ class Ui_titolo(object):
         self.line.setFrameShadow(QtWidgets.QFrame.Sunken)
         self.line.setObjectName("line")
         self.gridLayout.addWidget(self.line, 1, 0, 1, 3)
-        self.chc_docnum = QtWidgets.QCheckBox(titolo)
+        self.chk_docnum = QtWidgets.QCheckBox(titolo)
         font = QtGui.QFont()
         font.setPointSize(10)
-        self.chc_docnum.setFont(font)
-        self.chc_docnum.setChecked(True)
-        self.chc_docnum.setObjectName("chc_docnum")
-        self.gridLayout.addWidget(self.chc_docnum, 6, 0, 1, 2)
-        self.chc_data = QtWidgets.QCheckBox(titolo)
+        self.chk_docnum.setFont(font)
+        self.chk_docnum.setChecked(True)
+        self.chk_docnum.setObjectName("chk_docnum")
+        self.gridLayout.addWidget(self.chk_docnum, 6, 0, 1, 2)
+        self.chk_data = QtWidgets.QCheckBox(titolo)
         font = QtGui.QFont()
         font.setPointSize(10)
-        self.chc_data.setFont(font)
-        self.chc_data.setObjectName("chc_data")
-        self.gridLayout.addWidget(self.chc_data, 2, 0, 1, 1)
-        self.horizontalLayout_3 = QtWidgets.QHBoxLayout()
-        self.horizontalLayout_3.setObjectName("horizontalLayout_3")
+        self.chk_data.setFont(font)
+        self.chk_data.setObjectName("chk_data")
+        self.gridLayout.addWidget(self.chk_data, 2, 0, 1, 1)
+        self.lyt_buttons = QtWidgets.QHBoxLayout()
+        self.lyt_buttons.setObjectName("lyt_buttons")
         self.btn_avanzate = QtWidgets.QPushButton(titolo)
         font = QtGui.QFont()
         font.setPointSize(10)
         self.btn_avanzate.setFont(font)
         self.btn_avanzate.setObjectName("btn_avanzate")
-        self.horizontalLayout_3.addWidget(self.btn_avanzate)
-        spacerItem = QtWidgets.QSpacerItem(40, 20, QtWidgets.QSizePolicy.Expanding, QtWidgets.QSizePolicy.Minimum)
-        self.horizontalLayout_3.addItem(spacerItem)
+        self.lyt_buttons.addWidget(self.btn_avanzate)
+        spacerItem1 = QtWidgets.QSpacerItem(40, 20, QtWidgets.QSizePolicy.Expanding, QtWidgets.QSizePolicy.Minimum)
+        self.lyt_buttons.addItem(spacerItem1)
         self.horizontalLayout_2 = QtWidgets.QHBoxLayout()
         self.horizontalLayout_2.setObjectName("horizontalLayout_2")
         self.btn_indietro = QtWidgets.QPushButton(titolo)
@@ -109,35 +119,35 @@ class Ui_titolo(object):
         self.btn_avanti.setFont(font)
         self.btn_avanti.setObjectName("btn_avanti")
         self.horizontalLayout_2.addWidget(self.btn_avanti)
-        self.horizontalLayout_3.addLayout(self.horizontalLayout_2)
-        self.gridLayout.addLayout(self.horizontalLayout_3, 14, 0, 1, 3)
-        self.formLayout = QtWidgets.QFormLayout()
-        self.formLayout.setObjectName("formLayout")
+        self.lyt_buttons.addLayout(self.horizontalLayout_2)
+        self.gridLayout.addLayout(self.lyt_buttons, 14, 0, 1, 3)
+        self.lyt_sep = QtWidgets.QFormLayout()
+        self.lyt_sep.setObjectName("lyt_sep")
         self.rad_spazio = QtWidgets.QRadioButton(titolo)
         self.rad_spazio.setObjectName("rad_spazio")
         self.btngrp_divisore = QtWidgets.QButtonGroup(titolo)
         self.btngrp_divisore.setObjectName("btngrp_divisore")
         self.btngrp_divisore.addButton(self.rad_spazio)
-        self.formLayout.setWidget(0, QtWidgets.QFormLayout.LabelRole, self.rad_spazio)
+        self.lyt_sep.setWidget(0, QtWidgets.QFormLayout.LabelRole, self.rad_spazio)
         self.rad_virgola = QtWidgets.QRadioButton(titolo)
         self.rad_virgola.setObjectName("rad_virgola")
         self.btngrp_divisore.addButton(self.rad_virgola)
-        self.formLayout.setWidget(1, QtWidgets.QFormLayout.LabelRole, self.rad_virgola)
+        self.lyt_sep.setWidget(1, QtWidgets.QFormLayout.LabelRole, self.rad_virgola)
         self.rad_piu = QtWidgets.QRadioButton(titolo)
         self.rad_piu.setObjectName("rad_piu")
         self.btngrp_divisore.addButton(self.rad_piu)
-        self.formLayout.setWidget(2, QtWidgets.QFormLayout.LabelRole, self.rad_piu)
+        self.lyt_sep.setWidget(2, QtWidgets.QFormLayout.LabelRole, self.rad_piu)
         self.rad_tratt = QtWidgets.QRadioButton(titolo)
         font = QtGui.QFont()
         font.setPointSize(8)
         self.rad_tratt.setFont(font)
         self.rad_tratt.setObjectName("rad_tratt")
         self.btngrp_divisore.addButton(self.rad_tratt)
-        self.formLayout.setWidget(0, QtWidgets.QFormLayout.FieldRole, self.rad_tratt)
+        self.lyt_sep.setWidget(0, QtWidgets.QFormLayout.FieldRole, self.rad_tratt)
         self.rad_trattbass = QtWidgets.QRadioButton(titolo)
         self.rad_trattbass.setObjectName("rad_trattbass")
         self.btngrp_divisore.addButton(self.rad_trattbass)
-        self.formLayout.setWidget(1, QtWidgets.QFormLayout.FieldRole, self.rad_trattbass)
+        self.lyt_sep.setWidget(1, QtWidgets.QFormLayout.FieldRole, self.rad_trattbass)
         self.horizontalLayout_4 = QtWidgets.QHBoxLayout()
         self.horizontalLayout_4.setObjectName("horizontalLayout_4")
         self.rad_altro = QtWidgets.QRadioButton(titolo)
@@ -147,10 +157,10 @@ class Ui_titolo(object):
         self.lin_altro = QtWidgets.QLineEdit(titolo)
         self.lin_altro.setObjectName("lin_altro")
         self.horizontalLayout_4.addWidget(self.lin_altro)
-        self.formLayout.setLayout(2, QtWidgets.QFormLayout.FieldRole, self.horizontalLayout_4)
-        self.gridLayout.addLayout(self.formLayout, 9, 0, 1, 1)
-        spacerItem1 = QtWidgets.QSpacerItem(40, 20, QtWidgets.QSizePolicy.Expanding, QtWidgets.QSizePolicy.Minimum)
-        self.gridLayout.addItem(spacerItem1, 9, 1, 1, 1)
+        self.lyt_sep.setLayout(2, QtWidgets.QFormLayout.FieldRole, self.horizontalLayout_4)
+        self.gridLayout.addLayout(self.lyt_sep, 9, 0, 1, 1)
+        spacerItem2 = QtWidgets.QSpacerItem(40, 20, QtWidgets.QSizePolicy.Expanding, QtWidgets.QSizePolicy.Minimum)
+        self.gridLayout.addItem(spacerItem2, 9, 1, 1, 1)
 
         self.retranslateUi(titolo)
         QtCore.QMetaObject.connectSlotsByName(titolo)
@@ -162,11 +172,11 @@ class Ui_titolo(object):
         self.rad_datajpn.setText(_translate("titolo", "YYYY MM DD, es. 2000 12 31"))
         self.rad_dataita.setText(_translate("titolo", "DD MM YYYY, es. 31 12 2000"))
         self.rad_datausa.setText(_translate("titolo", "MM DD YYYY, es. 12 31 2000"))
-        self.chc_titolo.setText(_translate("titolo", "Titolo articolo"))
+        self.chk_titolo.setText(_translate("titolo", "Titolo articolo"))
         self.lbl_ncarat.setText(_translate("titolo", "Numero di caratteri"))
         self.lbl_impotit.setText(_translate("titolo", "Impostazioni nome file"))
-        self.chc_docnum.setText(_translate("titolo", "Numero documento"))
-        self.chc_data.setText(_translate("titolo", "Data"))
+        self.chk_docnum.setText(_translate("titolo", "Numero documento"))
+        self.chk_data.setText(_translate("titolo", "Data"))
         self.btn_avanzate.setText(_translate("titolo", "Avanzate"))
         self.btn_indietro.setText(_translate("titolo", "Indietro"))
         self.btn_avanti.setText(_translate("titolo", "Avanti"))
@@ -176,3 +186,5 @@ class Ui_titolo(object):
         self.rad_tratt.setText(_translate("titolo", "-"))
         self.rad_trattbass.setText(_translate("titolo", "_"))
         self.rad_altro.setText(_translate("titolo", "Altro:"))
+
+
diff --git a/bananaSPLIT/UserInterface/titolow.ui b/bananaSPLIT/UserInterface/titolow.ui
index 29c37da..50c0261 100644
--- a/bananaSPLIT/UserInterface/titolow.ui
+++ b/bananaSPLIT/UserInterface/titolow.ui
@@ -27,7 +27,7 @@
     </widget>
    </item>
    <item row="3" column="0" colspan="3">
-    <layout class="QVBoxLayout" name="verticalLayout">
+    <layout class="QVBoxLayout" name="lyt_date">
      <item>
       <widget class="QRadioButton" name="rad_datajpn">
        <property name="text">
@@ -55,7 +55,7 @@
     </layout>
    </item>
    <item row="4" column="0" colspan="2">
-    <widget class="QCheckBox" name="chc_titolo">
+    <widget class="QCheckBox" name="chk_titolo">
      <property name="font">
       <font>
        <pointsize>10</pointsize>
@@ -74,7 +74,7 @@
     </widget>
    </item>
    <item row="5" column="0" colspan="3">
-    <layout class="QHBoxLayout" name="horizontalLayout">
+    <layout class="QHBoxLayout" name="lyt_nchars">
      <item>
       <widget class="QLabel" name="lbl_ncarat">
        <property name="text">
@@ -84,11 +84,45 @@
      </item>
      <item>
       <widget class="QSpinBox" name="spn_ncarat">
+       <property name="sizePolicy">
+        <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+         <horstretch>0</horstretch>
+         <verstretch>0</verstretch>
+        </sizepolicy>
+       </property>
+       <property name="minimumSize">
+        <size>
+         <width>50</width>
+         <height>0</height>
+        </size>
+       </property>
+       <property name="wrapping">
+        <bool>true</bool>
+       </property>
+       <property name="buttonSymbols">
+        <enum>QAbstractSpinBox::UpDownArrows</enum>
+       </property>
        <property name="minimum">
-        <number>1</number>
+        <number>3</number>
+       </property>
+       <property name="maximum">
+        <number>32</number>
        </property>
       </widget>
      </item>
+     <item>
+      <spacer name="horizontalSpacer_3">
+       <property name="orientation">
+        <enum>Qt::Horizontal</enum>
+       </property>
+       <property name="sizeHint" stdset="0">
+        <size>
+         <width>40</width>
+         <height>20</height>
+        </size>
+       </property>
+      </spacer>
+     </item>
     </layout>
    </item>
    <item row="13" column="0" colspan="3">
@@ -118,7 +152,7 @@
     </widget>
    </item>
    <item row="6" column="0" colspan="2">
-    <widget class="QCheckBox" name="chc_docnum">
+    <widget class="QCheckBox" name="chk_docnum">
      <property name="font">
       <font>
        <pointsize>10</pointsize>
@@ -133,7 +167,7 @@
     </widget>
    </item>
    <item row="2" column="0">
-    <widget class="QCheckBox" name="chc_data">
+    <widget class="QCheckBox" name="chk_data">
      <property name="font">
       <font>
        <pointsize>10</pointsize>
@@ -145,7 +179,7 @@
     </widget>
    </item>
    <item row="14" column="0" colspan="3">
-    <layout class="QHBoxLayout" name="horizontalLayout_3">
+    <layout class="QHBoxLayout" name="lyt_buttons">
      <item>
       <widget class="QPushButton" name="btn_avanzate">
        <property name="font">
@@ -202,7 +236,7 @@
     </layout>
    </item>
    <item row="9" column="0">
-    <layout class="QFormLayout" name="formLayout">
+    <layout class="QFormLayout" name="lyt_sep">
      <item row="0" column="0">
       <widget class="QRadioButton" name="rad_spazio">
        <property name="text">
@@ -271,7 +305,11 @@
         </widget>
        </item>
        <item>
-        <widget class="QLineEdit" name="lin_altro"/>
+        <widget class="QLineEdit" name="lin_altro">
+         <property name="text">
+          <string/>
+         </property>
+        </widget>
        </item>
       </layout>
      </item>