diff --git a/src/ui/Ui_semesterapparat_ui.py b/src/ui/Ui_semesterapparat_ui.py
index 8add521..72d5357 100644
--- a/src/ui/Ui_semesterapparat_ui.py
+++ b/src/ui/Ui_semesterapparat_ui.py
@@ -1,6 +1,6 @@
 # Form implementation generated from reading ui file 'c:\Users\aky547\GitHub\SemesterapparatsManager\src\ui\semesterapparat_ui.ui'
 #
-# Created by: PyQt6 UI code generator 6.6.1
+# Created by: PyQt6 UI code generator 6.7.1
 #
 # WARNING: Any manual changes made to this file will be lost when pyuic6 is
 # run again.  Do not edit this file unless you know what you are doing.
@@ -160,6 +160,9 @@ class Ui_MainWindow(object):
         self.avail_status = QtWidgets.QLabel(parent=self.gridLayoutWidget_2)
         self.avail_status.setObjectName("avail_status")
         self.horizontalLayout_5.addWidget(self.avail_status)
+        self.automation_add_selected_books = QtWidgets.QPushButton(parent=self.gridLayoutWidget_2)
+        self.automation_add_selected_books.setObjectName("automation_add_selected_books")
+        self.horizontalLayout_5.addWidget(self.automation_add_selected_books)
         spacerItem5 = QtWidgets.QSpacerItem(40, 20, QtWidgets.QSizePolicy.Policy.Expanding, QtWidgets.QSizePolicy.Policy.Minimum)
         self.horizontalLayout_5.addItem(spacerItem5)
         self.gridLayout_2.addLayout(self.horizontalLayout_5, 4, 0, 1, 1)
@@ -581,6 +584,13 @@ class Ui_MainWindow(object):
         self.valid_check_telnr.setText("")
         self.valid_check_telnr.setAutoRaise(True)
         self.valid_check_telnr.setObjectName("valid_check_telnr")
+        self.pushButton = QtWidgets.QPushButton(parent=self.app_group_box)
+        self.pushButton.setGeometry(QtCore.QRect(270, 180, 161, 24))
+        font = QtGui.QFont()
+        font.setPointSize(9)
+        font.setBold(False)
+        self.pushButton.setFont(font)
+        self.pushButton.setObjectName("pushButton")
         self.gridLayout_2.addWidget(self.app_group_box, 1, 0, 1, 1)
         self.add_medium = QtWidgets.QPushButton(parent=self.createApparat)
         self.add_medium.setGeometry(QtCore.QRect(3, 695, 121, 20))
@@ -805,6 +815,8 @@ class Ui_MainWindow(object):
         MainWindow.setTabOrder(self.btn_reserve, self.select_action_box)
         MainWindow.setTabOrder(self.select_action_box, self.prof_id_adis)
         MainWindow.setTabOrder(self.prof_id_adis, self.apparat_id_adis)
+        MainWindow.setTabOrder(self.apparat_id_adis, self.automation_add_selected_books)
+        MainWindow.setTabOrder(self.automation_add_selected_books, self.pushButton)
 
     def retranslateUi(self, MainWindow):
         _translate = QtCore.QCoreApplication.translate
@@ -832,6 +844,7 @@ class Ui_MainWindow(object):
         self.progress_label.setText(_translate("MainWindow", "Medium x/y"))
         self.label_20.setText(_translate("MainWindow", "Medien werden geprüft"))
         self.avail_status.setText(_translate("MainWindow", "TextLabel"))
+        self.automation_add_selected_books.setText(_translate("MainWindow", "Ausgewählte als verfügbar markieren"))
         self.tableWidget_apparat_media.setSortingEnabled(True)
         item = self.tableWidget_apparat_media.horizontalHeaderItem(0)
         item.setText(_translate("MainWindow", "Buchtitel"))
@@ -891,6 +904,7 @@ class Ui_MainWindow(object):
         self.label_6.setText(_translate("MainWindow", "Semester"))
         self.valid_check_profname.setStatusTip(_translate("MainWindow", "Format: Nachname, Vorname"))
         self.valid_check_mail.setStatusTip(_translate("MainWindow", "mail@irgendwas.wasanderes"))
+        self.pushButton.setText(_translate("MainWindow", "Speichern und anlegen"))
         self.add_medium.setText(_translate("MainWindow", "Medien hinzufügen"))
         self.tabWidget.setTabText(self.tabWidget.indexOf(self.createApparat), _translate("MainWindow", "Anlegen"))
         self.tabWidget.setTabText(self.tabWidget.indexOf(self.search_statistics), _translate("MainWindow", "Suchen / Statistik"))
diff --git a/src/ui/Ui_switchtest.py b/src/ui/Ui_switchtest.py
new file mode 100644
index 0000000..b2895b4
--- /dev/null
+++ b/src/ui/Ui_switchtest.py
@@ -0,0 +1,50 @@
+# Form implementation generated from reading ui file 'c:\Users\aky547\GitHub\SemesterapparatsManager\src\ui\switchtest.ui'
+#
+# Created by: PyQt6 UI code generator 6.6.1
+#
+# WARNING: Any manual changes made to this file will be lost when pyuic6 is
+# run again.  Do not edit this file unless you know what you are doing.
+
+
+from PyQt6 import QtCore, QtGui, QtWidgets
+
+
+class Ui_MainWindow(object):
+    def setupUi(self, MainWindow):
+        MainWindow.setObjectName("MainWindow")
+        MainWindow.setWindowModality(QtCore.Qt.WindowModality.WindowModal)
+        MainWindow.resize(800, 600)
+        self.centralwidget = QtWidgets.QWidget(parent=MainWindow)
+        self.centralwidget.setObjectName("centralwidget")
+        self.verticalLayout = QtWidgets.QVBoxLayout(self.centralwidget)
+        self.verticalLayout.setObjectName("verticalLayout")
+        self.select_action_box = QtWidgets.QComboBox(parent=self.centralwidget)
+        self.select_action_box.setFocusPolicy(QtCore.Qt.FocusPolicy.NoFocus)
+        self.select_action_box.setObjectName("select_action_box")
+        self.select_action_box.addItem("")
+        self.select_action_box.addItem("")
+        self.select_action_box.addItem("")
+        self.select_action_box.addItem("")
+        self.verticalLayout.addWidget(self.select_action_box)
+        self.localwidget = QtWidgets.QWidget(parent=self.centralwidget)
+        self.localwidget.setObjectName("localwidget")
+        self.verticalLayout.addWidget(self.localwidget)
+        MainWindow.setCentralWidget(self.centralwidget)
+        self.menubar = QtWidgets.QMenuBar(parent=MainWindow)
+        self.menubar.setGeometry(QtCore.QRect(0, 0, 800, 22))
+        self.menubar.setObjectName("menubar")
+        MainWindow.setMenuBar(self.menubar)
+        self.statusbar = QtWidgets.QStatusBar(parent=MainWindow)
+        self.statusbar.setObjectName("statusbar")
+        MainWindow.setStatusBar(self.statusbar)
+
+        self.retranslateUi(MainWindow)
+        QtCore.QMetaObject.connectSlotsByName(MainWindow)
+
+    def retranslateUi(self, MainWindow):
+        _translate = QtCore.QCoreApplication.translate
+        MainWindow.setWindowTitle(_translate("MainWindow", "MainWindow"))
+        self.select_action_box.setItemText(0, _translate("MainWindow", "Aktion auswählen"))
+        self.select_action_box.setItemText(1, _translate("MainWindow", "edit_prof"))
+        self.select_action_box.setItemText(2, _translate("MainWindow", "add_user"))
+        self.select_action_box.setItemText(3, _translate("MainWindow", "edit_user"))
diff --git a/src/ui/dialogs/mail.py b/src/ui/dialogs/mail.py
index 4cae971..f43d484 100644
--- a/src/ui/dialogs/mail.py
+++ b/src/ui/dialogs/mail.py
@@ -1,19 +1,36 @@
 import os
 import sys
 
-from omegaconf import OmegaConf
 from PyQt6 import QtCore, QtGui, QtWidgets
 
-from src import Icon
+from src import Icon, settings as config
 from src.logic.log import MyLogger
 
 from .dialog_sources.Ui_mail_preview import Ui_eMailPreview as MailPreviewDialog
 from .mailTemplate import MailTemplateDialog
 
-config = OmegaConf.load("config.yaml")
 
 logger = MyLogger("Mail")
 
+empty_signature = """<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0//EN" "http://www.w3.org/TR/REC-html40/strict.dtd">
+
+    <html><head><meta name="qrichtext" content="1" /><meta charset="utf-8" /><style
+    type="text/css">
+
+    p, li { white-space: pre-wrap; }
+
+    hr { height: 1px; border-width: 0; }
+
+    li.unchecked::marker { content: "\2610"; }
+
+    li.checked::marker { content: "\2612"; }
+
+    </style></head><body style=" font-family:''Segoe UI''; font-size:9pt; font-weight:400;
+    font-style:normal;">
+
+    <p style="-qt-paragraph-type:empty; margin-top:0px; margin-bottom:0px; margin-left:0px;
+    margin-right:0px; -qt-block-indent:0; text-indent:0px;"><br /></p></body></html>
+"""
 
 class Mail_Dialog(QtWidgets.QDialog, MailPreviewDialog):
     def __init__(
@@ -73,11 +90,11 @@ class Mail_Dialog(QtWidgets.QDialog, MailPreviewDialog):
         pass
 
     def determine_signature(self):
-        if config.mail.signature is None:
+        if config.mail.signature is empty_signature or config.mail.signature == "":
             return """Mit freundlichen Grüßen
 Ihr Semesterapparatsteam
 Mail: semesterapparate@ph-freiburg.de
-Tel.: 0761/682-778"""
+Tel.: 0761/682-778 | 07617682-545"""
         else:
             return config.mail.signature
 
@@ -140,10 +157,10 @@ Tel.: 0761/682-778"""
 
         tolist = [self.prof_mail, "semesterapparate@ph-freiburg.de"]
         self.btn_okay.setText("Mail wird gesendet")
-        smtp_server = config["mail"]["smtp_server"]
-        port: int = config["mail"]["port"]
-        sender_email = config["mail"]["sender"]
-        password = config["mail"]["password"]
+        smtp_server = config.mail.smtp_server
+        port: int = config.mail.port
+        sender_email = config.mail.sender
+        password = config.mail.password
         message = MIMEMultipart()
         message["From"] = sender_email
         message["To"] = self.prof_mail
@@ -155,18 +172,21 @@ Tel.: 0761/682-778"""
         message.attach(MIMEText(mail_body, "html"))
         mail = message.as_string()
 
-        server = smtplib.SMTP_SSL(smtp_server, port)
-        # server.starttls()
+        with smtplib.SMTP_SSL(smtp_server, port) as server:
+            server.connect(smtp_server, port)
+            # server.connect(smtp_server, port)
         # server.auth(mechanism="PLAIN")
-        if config["mail"]["use_user_name"] is True:
-            # print(config["mail"]["user_name"])
-            server.login(config["mail"]["user_name"], password)
-        else:
-            server.login(sender_email, password)
-        server.sendmail(sender_email, tolist, mail)
+            if config.mail.use_user_name is True:
+                # print(config["mail"]["user_name"])
+
+                server.login(config.mail.user_name, password)
+            else:
+                server.login(sender_email, password)
+            server.sendmail(sender_email, tolist, mail)
+
         # print("Mail sent")
         # end active process
-        server.quit()
+            server.quit()
         logger.log_info("Mail sent, closing connection to server and dialog")
         # close the dialog
 
diff --git a/src/ui/dialogs/mailTemplate.py b/src/ui/dialogs/mailTemplate.py
index d075fb6..af13d64 100644
--- a/src/ui/dialogs/mailTemplate.py
+++ b/src/ui/dialogs/mailTemplate.py
@@ -201,7 +201,7 @@ Content-Transfer-Encoding: 8bit
             # warning dialog
             Icon("template_fail", self.testTemplate)
             dialog = QtWidgets.QMessageBox()
-            dialog.setIcon(Icon("warning").icon)
+            Icon("warning", dialog)
 
             dialog.setText("Folgende Platzhalter fehlen im Template:")
 
diff --git a/src/ui/semesterapparat_ui.ui b/src/ui/semesterapparat_ui.ui
index 5fce33f..d291359 100644
--- a/src/ui/semesterapparat_ui.ui
+++ b/src/ui/semesterapparat_ui.ui
@@ -74,7 +74,7 @@
             <enum>Qt::NoFocus</enum>
            </property>
            <property name="currentIndex">
-            <number>2</number>
+            <number>0</number>
            </property>
            <widget class="QWidget" name="createApparat">
             <property name="sizePolicy">
@@ -362,6 +362,13 @@
                   </property>
                  </widget>
                 </item>
+                <item>
+                 <widget class="QPushButton" name="automation_add_selected_books">
+                  <property name="text">
+                   <string>Ausgewählte als verfügbar markieren</string>
+                  </property>
+                 </widget>
+                </item>
                 <item>
                  <spacer name="horizontalSpacer_2">
                   <property name="orientation">
@@ -1477,6 +1484,25 @@
                   <bool>true</bool>
                  </property>
                 </widget>
+                <widget class="QPushButton" name="pushButton">
+                 <property name="geometry">
+                  <rect>
+                   <x>270</x>
+                   <y>180</y>
+                   <width>161</width>
+                   <height>24</height>
+                  </rect>
+                 </property>
+                 <property name="font">
+                  <font>
+                   <pointsize>9</pointsize>
+                   <bold>false</bold>
+                  </font>
+                 </property>
+                 <property name="text">
+                  <string>Speichern und anlegen</string>
+                 </property>
+                </widget>
                </widget>
               </item>
              </layout>
@@ -1951,6 +1977,8 @@
   <tabstop>select_action_box</tabstop>
   <tabstop>prof_id_adis</tabstop>
   <tabstop>apparat_id_adis</tabstop>
+  <tabstop>automation_add_selected_books</tabstop>
+  <tabstop>pushButton</tabstop>
  </tabstops>
  <resources>
   <include location="../../resources.qrc"/>
diff --git a/src/ui/userInterface.py b/src/ui/userInterface.py
index 0950fc8..7dcdc5b 100644
--- a/src/ui/userInterface.py
+++ b/src/ui/userInterface.py
@@ -4,23 +4,19 @@ import os
 
 import sys
 import tempfile
-import time
 import webbrowser
 from pathlib import Path
-import threading
 
 from icecream import ic
 from natsort import natsorted
-from omegaconf import OmegaConf
 from PyQt6 import QtCore, QtGui, QtWidgets
-from PyQt6.QtCore import QDate, QThread
+from PyQt6.QtCore import QThread
 from PyQt6.QtGui import QRegularExpressionValidator
 
-from src import Icon
+from src import Icon, settings
 from src.backend import (
     Database,
     generateSemesterByDate,
-    
     recreateFile,
     tempdelete,
 )
@@ -57,7 +53,6 @@ from src.ui import (
     EditProf
 )
 
-config = OmegaConf.load("config.yaml")
 
 
 valid_input = (0, 0, 0, 0, 0, 0)
@@ -634,8 +629,10 @@ class Ui(Ui_Semesterapparat):
             self.dokument_list.setItem(0, 1, QtWidgets.QTableWidgetItem(file[1]))
             self.dokument_list.setItem(0, 2, QtWidgets.QTableWidgetItem(""))
             self.dokument_list.setItem(0, 3, QtWidgets.QTableWidgetItem("Database"))
+            self.dokument_list.item(0, 0).setToolTip(file[0])
 
     def btn_create_new_apparat(self):
+        self.frame_creation_progress.show()
         self.groupBox.show()
         self.groupBox_2.show()
         global valid_input
@@ -655,6 +652,7 @@ class Ui(Ui_Semesterapparat):
         self.app_fach.setEnabled(True)
         self.check_send_mail.show()
         self.check_file.setEnabled(False)
+        self.drpdwn_app_nr.setFocus()
         if self.tableWidget_apparat_media.rowCount() > 0:
             self.tableWidget_apparat_media.setRowCount(0)
         # clear all fields
@@ -685,10 +683,6 @@ class Ui(Ui_Semesterapparat):
         self.label_info.hide()
 
     def btn_add_medium(self):
-        if not self.app_group_box.isEnabled():
-            self.confirm_popup("Bitte erst einen Apparat auswählen!", title="Fehler")
-            return
-
         media = medienadder_ui()
         media.exec()
         mode = media.mode
@@ -726,7 +720,7 @@ class Ui(Ui_Semesterapparat):
                 # print("waiting for thread to finish")
                 QtWidgets.QApplication.processEvents()
 
-            self.__clear_fields()
+            # self.__clear_fields()
 
         else:
             return
@@ -934,7 +928,7 @@ class Ui(Ui_Semesterapparat):
             self.dokument_list.setItem(0, 3, QtWidgets.QTableWidgetItem(file))
             # set tooltip of row 3 to the file path for each row
             self.dokument_list.item(0, 3).setToolTip(file)
-
+            self.dokument_list.item(0, 0).setToolTip(filename)
 
     def open_document(self):
         _selected_doc_name = ""
@@ -967,10 +961,6 @@ class Ui(Ui_Semesterapparat):
             recreateFile(
                 _selected_doc_name, self.active_apparat, filetype=_selected_doc_filetype
             )
-            # # if ~ in path, replace it with the home directory
-            # if "~" in path:
-            #     path = path.replace("~", str(Path.home()))
-            # path = Path(path)
 
     def add_media_from_file(self):
         app_id = self.active_apparat
@@ -1391,16 +1381,15 @@ class Ui(Ui_Semesterapparat):
         dialog.repaintSignal.connect(lambda: self.calendarWidget.reload(selected_date))
 
     def open_settings(self):
-        settings = Settings(self.active_user)
-        settings.exec()
-        if settings.result() == QtWidgets.QDialog.DialogCode.Accepted:
-            data = settings.return_data()
-            # print(data)
-            OmegaConf.save(data, "config.yaml")
-            # re-load the config
-            OmegaConf.load("config.yaml")
-            self.logger.log_info("Saved settings to config.yaml")
-            self.reload()
+        print(settings.dict())
+        settingsUI = Settings(self.active_user)
+        settingsUI.exec()
+
+        if settingsUI.result() == QtWidgets.QDialog.DialogCode.Accepted:
+            settingsUI.save()
+            print(settings.dict())
+
+    #            self.reload()
 
     def reload(self):
         state = self.confirm_popup(
@@ -1477,7 +1466,6 @@ class Ui(Ui_Semesterapparat):
             if state == 1:
                 self.db.deleteBook(book_id)
                 self.update_app_media_list()
-                self.contact_prof(mail="deleted", location="")
             pass
         else:
             # get all selected rows
diff --git a/src/ui/widgets/widget_sources/Ui_admin_create_user.py b/src/ui/widgets/widget_sources/Ui_admin_create_user.py
index 2ee7368..df6ac8c 100644
--- a/src/ui/widgets/widget_sources/Ui_admin_create_user.py
+++ b/src/ui/widgets/widget_sources/Ui_admin_create_user.py
@@ -1,6 +1,6 @@
 # Form implementation generated from reading ui file 'c:\Users\aky547\GitHub\SemesterapparatsManager\src\ui\widgets\widget_sources\admin_create_user.ui'
 #
-# Created by: PyQt6 UI code generator 6.6.1
+# Created by: PyQt6 UI code generator 6.7.1
 #
 # WARNING: Any manual changes made to this file will be lost when pyuic6 is
 # run again.  Do not edit this file unless you know what you are doing.
diff --git a/src/ui/widgets/widget_sources/Ui_admin_edit_prof.py b/src/ui/widgets/widget_sources/Ui_admin_edit_prof.py
index 75e2f4a..c3c9b69 100644
--- a/src/ui/widgets/widget_sources/Ui_admin_edit_prof.py
+++ b/src/ui/widgets/widget_sources/Ui_admin_edit_prof.py
@@ -1,6 +1,6 @@
 # Form implementation generated from reading ui file 'c:\Users\aky547\GitHub\SemesterapparatsManager\src\ui\widgets\widget_sources\admin_edit_prof.ui'
 #
-# Created by: PyQt6 UI code generator 6.6.1
+# Created by: PyQt6 UI code generator 6.7.1
 #
 # WARNING: Any manual changes made to this file will be lost when pyuic6 is
 # run again.  Do not edit this file unless you know what you are doing.
diff --git a/src/ui/widgets/widget_sources/Ui_admin_edit_user.py b/src/ui/widgets/widget_sources/Ui_admin_edit_user.py
index df53449..71ebac8 100644
--- a/src/ui/widgets/widget_sources/Ui_admin_edit_user.py
+++ b/src/ui/widgets/widget_sources/Ui_admin_edit_user.py
@@ -1,6 +1,6 @@
 # Form implementation generated from reading ui file 'c:\Users\aky547\GitHub\SemesterapparatsManager\src\ui\widgets\widget_sources\admin_edit_user.ui'
 #
-# Created by: PyQt6 UI code generator 6.6.1
+# Created by: PyQt6 UI code generator 6.7.1
 #
 # WARNING: Any manual changes made to this file will be lost when pyuic6 is
 # run again.  Do not edit this file unless you know what you are doing.
diff --git a/src/ui/widgets/widget_sources/Ui_calendar_entry.py b/src/ui/widgets/widget_sources/Ui_calendar_entry.py
index 9ffad15..f328ed7 100644
--- a/src/ui/widgets/widget_sources/Ui_calendar_entry.py
+++ b/src/ui/widgets/widget_sources/Ui_calendar_entry.py
@@ -1,6 +1,6 @@
 # Form implementation generated from reading ui file 'c:\Users\aky547\GitHub\SemesterapparatsManager\src\ui\widgets\widget_sources\calendar_entry.ui'
 #
-# Created by: PyQt6 UI code generator 6.6.1
+# Created by: PyQt6 UI code generator 6.7.1
 #
 # WARNING: Any manual changes made to this file will be lost when pyuic6 is
 # run again.  Do not edit this file unless you know what you are doing.
diff --git a/src/ui/widgets/widget_sources/Ui_elsa_maindialog.py b/src/ui/widgets/widget_sources/Ui_elsa_maindialog.py
index f4cf38e..40b557a 100644
--- a/src/ui/widgets/widget_sources/Ui_elsa_maindialog.py
+++ b/src/ui/widgets/widget_sources/Ui_elsa_maindialog.py
@@ -1,6 +1,6 @@
 # Form implementation generated from reading ui file 'c:\Users\aky547\GitHub\SemesterapparatsManager\src\ui\widgets\widget_sources\elsa_maindialog.ui'
 #
-# Created by: PyQt6 UI code generator 6.6.1
+# Created by: PyQt6 UI code generator 6.7.1
 #
 # WARNING: Any manual changes made to this file will be lost when pyuic6 is
 # run again.  Do not edit this file unless you know what you are doing.
diff --git a/src/ui/widgets/widget_sources/Ui_search_statistic_page.py b/src/ui/widgets/widget_sources/Ui_search_statistic_page.py
index 625d76f..15983ad 100644
--- a/src/ui/widgets/widget_sources/Ui_search_statistic_page.py
+++ b/src/ui/widgets/widget_sources/Ui_search_statistic_page.py
@@ -1,6 +1,6 @@
 # Form implementation generated from reading ui file 'c:\Users\aky547\GitHub\SemesterapparatsManager\src\ui\widgets\widget_sources\search_statistic_page.ui'
 #
-# Created by: PyQt6 UI code generator 6.6.1
+# Created by: PyQt6 UI code generator 6.7.1
 #
 # WARNING: Any manual changes made to this file will be lost when pyuic6 is
 # run again.  Do not edit this file unless you know what you are doing.