diff --git a/qgm-desktop.yml b/qgm-desktop.yml
index ccda702..8c1c858 100644
--- a/qgm-desktop.yml
+++ b/qgm-desktop.yml
@@ -21,7 +21,7 @@
     no_proxy: firewall.qgm.lan, server.qgm.lan, qgm.lan
 
     ## PAM mount nextcloud, remove or leave empty to skip:
-    web_dav: https://wolke.qg-moessingen.de/remote.php/dav/files/%(USER)
+    web_dav: https://wolke.qg-moessingen.de/nextcloud/remote.php/dav/files/%(USER)
 
     ## Local mirror for mscorefonts. Remove or leave empty to use no mirror:
     mirror_msfonts: http://netboot.qgm.lan/mscorefonts/
@@ -55,6 +55,12 @@
     #- kerberize
   
   tasks:
+    - name: Copy Server roots-pubkey to clients
+      authorized_key:
+        user: ansible
+        state: present
+        key: "{{ lookup('file', 'pubkeys/serverroot.pub') }}"
+
     - name: Fix unattended-upgrades
       ansible.builtin.copy:
         dest: /etc/apt/apt.conf.d/20auto-upgrades
diff --git a/roles/lmn_qgm/files/BeamerSetup.sh b/roles/lmn_qgm/files/BeamerSetup.sh
new file mode 100755
index 0000000..124a426
--- /dev/null
+++ b/roles/lmn_qgm/files/BeamerSetup.sh
@@ -0,0 +1,67 @@
+#!/bin/bash
+
+# Get connected monitors and their native resolutions
+monitor_info=$(xrandr --query)
+
+# Extract primary monitor name
+primary_monitor_name=$(echo "$monitor_info" | grep " primary" | cut -d" " -f1)
+
+# Extract secondary monitor name and native resolution
+secondary_monitor_line=$(echo "$monitor_info" | grep -m1 -n -P " connected(?! primary)")
+secondary_monitor_line_number=$(echo "$secondary_monitor_line" | cut -d":" -f1)
+secondary_monitor_name=$(echo "$secondary_monitor_line" | cut -d":" -f2 | cut -d" " -f1)
+if [ ! -z "$secondary_monitor_line_number" ]; then
+    secondary_resolution=$(echo "$monitor_info" | sed -e "1,${secondary_monitor_line_number}d" | grep -m1 "+" | awk '{ print $1 }')
+fi
+
+if [ -z "$secondary_monitor_name" ] || [ -z "$secondary_resolution" ] || [ -z "$primary_monitor_name" ]; then
+    zenity --error --text="Es konnten keine passenden Bildschirme gefunden werden. Sind Sie sich sicher, dass der Beamer eingeschaltet und verbunden ist?"
+    exit 1
+fi
+
+# Find out which resolutions we want to recommend
+if [ "$secondary_resolution" = "1920x1080" ]; then
+    recommend_high_res="Ja"
+    recommend_low_res="Nein"
+    default_xga="FALSE"
+    default_hd="TRUE"
+else
+    recommend_high_res="Nein"
+    recommend_low_res="Ja"
+    default_xga="TRUE"
+    default_hd="FALSE"
+fi
+
+# Generate GUI to let the user select a resolution
+mode=$(zenity --list --radiolist --title="Beamer Setup" --text="Beamer mit der Auflösung $secondary_resolution gefunden." \
+--print-column=3 --width 500 --height 250 \
+--column= --column="Name" --column="Auflösung" --column="Format" --column="Empfohlen" \
+FALSE           "Full HD"   "1920x1080" "16:9"  "$recommend_high_res" \
+"$default_hd"   "HD"        "1280x720"  "16:9"  "Ja" \
+"$default_xga"  "XGA"       "1024x768"  "4:3"   "$recommend_low_res")
+
+# Use xrandr to configure both displays
+if [ ! -z "$mode" ]; then
+    xrandr --output $primary_monitor_name --mode $mode
+    xrandr --output $secondary_monitor_name --mode $mode --same-as $primary_monitor_name
+fi
+
+# Use pactl to set audio output to hdmi
+profile="output:hdmi-stereo+input:analog-stereo"
+sink_line=$(pactl list short sinks | grep -m1 alsa_output.pci-)
+sink_nr=$(echo $sink_line | awk '{ print $1 }')
+sink_name_hdmi=$(echo $sink_line | awk '{ print $2 }' | grep hdmi)
+if [ ! -z "$sink_nr" ] && [ -z "$sink_name_hdmi" ]; then
+    card_name=$(pactl list cards short | grep -m1 alsa_card.pci- | awk '{ print $2 }')
+    pactl set-card-profile $card_name $profile
+fi
+
+if [ ! -z "$sink_nr" ]; then
+    pactl set-default-sink $(pactl list short sinks | grep -m1 alsa_output.pci- | awk '{ print $1 }')
+fi
+
+# if there is no hdmi sink search for a card profile to change
+if [ -z "$sink_nr" ]; then
+    card_name=$(pactl list cards short | head -n 1 | awk '{ print $2 }')
+    pactl set-card-profile $card_name $profile
+fi
diff --git a/roles/lmn_qgm/files/beamer.png b/roles/lmn_qgm/files/beamer.png
new file mode 100644
index 0000000..3977d07
Binary files /dev/null and b/roles/lmn_qgm/files/beamer.png differ
diff --git a/roles/lmn_qgm/files/logout.png b/roles/lmn_qgm/files/logout.png
new file mode 100644
index 0000000..93302b3
Binary files /dev/null and b/roles/lmn_qgm/files/logout.png differ
diff --git a/roles/lmn_qgm/files/qgm-abmelden.desktop b/roles/lmn_qgm/files/qgm-abmelden.desktop
new file mode 100644
index 0000000..88bcdcd
--- /dev/null
+++ b/roles/lmn_qgm/files/qgm-abmelden.desktop
@@ -0,0 +1,13 @@
+#!/usr/bin/env xdg-open
+[Desktop Entry]
+Version=1.0
+Type=Application
+Terminal=false
+Exec=qdbus org.kde.ksmserver /KSMServer logout 1 0 1
+Name[de_DE]=Abmelden
+Name=Abmelden
+Icon=/usr/share/icons/logout.png
+Hidden=false
+Comment=
+Path=
+StartupNotify=false
diff --git a/roles/lmn_qgm/files/qgm-beamersetup.desktop b/roles/lmn_qgm/files/qgm-beamersetup.desktop
new file mode 100644
index 0000000..8b695b0
--- /dev/null
+++ b/roles/lmn_qgm/files/qgm-beamersetup.desktop
@@ -0,0 +1,15 @@
+#!/usr/bin/env xdg-open
+
+[Desktop Entry]
+Version=1.0
+Type=Application
+Terminal=false
+Exec=BeamerSetup.sh
+Name[de_DE]=QG-Beamersetup
+Name=QG-Beamersetup
+Icon=/usr/share/icons/beamer.png
+Hidden=false
+Comment=
+Path=
+StartupNotify=false
+
diff --git a/roles/lmn_qgm/files/qgm-login.sh b/roles/lmn_qgm/files/qgm-login.sh
index dd239c5..c2af463 100644
--- a/roles/lmn_qgm/files/qgm-login.sh
+++ b/roles/lmn_qgm/files/qgm-login.sh
@@ -1,2 +1,22 @@
 [[ "${UID}" -lt 10000 ]] && return
+
+# Desktop Verzeichnis?
+DESKDIR=$(xdg-user-dir DESKTOP)
+echo $DESKDIR >> /tmp/login.log
+
+# Wallpaper
 kwriteconfig5 --file "$HOME/.config/plasma-org.kde.plasma.desktop-appletsrc" --group 'Containments' --group '1' --group 'Wallpaper' --group 'org.kde.image' --group 'General' --key 'Image' "/usr/local/share/qgm/qgm_background_wallpaper.jpg" || return
+
+# Beamer-Icon
+rm -f $DESKDIR/qgm-beamersetup.desktop 
+if [[ $(hostname -s) = lt-* || $(hostname -s) = r109-dell16  ]]; then 
+    cp /usr/share/applications/qgm-beamersetup.desktop $DESKDIR/qgm-beamersetup.desktop 
+    chmod 755 $DESKDIR/qgm-beamersetup.desktop
+fi
+
+# Abmelden Knopf
+echo "cp /usr/share/applications/qgm-abmelden.desktop $DESKDIR/qgm-abmelden.desktop" >> /tmp/login.log
+cp /usr/share/applications/qgm-abmelden.desktop $DESKDIR/qgm-abmelden.desktop
+chmod 755 $DESKDIR/qgm-abmelden.desktop
+
+echo "Done" >> /tmp/login.log
diff --git a/roles/lmn_qgm/files/qgm-soundfix.desktop b/roles/lmn_qgm/files/qgm-soundfix.desktop
deleted file mode 100644
index b72d7d0..0000000
--- a/roles/lmn_qgm/files/qgm-soundfix.desktop
+++ /dev/null
@@ -1,15 +0,0 @@
-#!/usr/bin/env xdg-open
-
-[Desktop Entry]
-Version=1.0
-Type=Application
-Terminal=false
-Exec=qgm-soundfix.sh
-Name[de_DE]=QG - Ton zum Beamer
-Name=QG - Ton zum Beamer
-Icon=/usr/share/icons/breeze-dark/emblems/symbolic/emblem-music-symbolic.svg
-Hidden=false
-Comment=
-Path=
-StartupNotify=false
-
diff --git a/roles/lmn_qgm/files/qgm-soundfix.sh b/roles/lmn_qgm/files/qgm-soundfix.sh
deleted file mode 100755
index 01ab3fc..0000000
--- a/roles/lmn_qgm/files/qgm-soundfix.sh
+++ /dev/null
@@ -1,6 +0,0 @@
-#!/bin/bash
-
-CARD=$(pactl list cards short | head -n 1 | awk '{print $2}')
-pactl set-card-profile $CARD output:hdmi-stereo+input:analog-stereo
-HDMISINK=$(pactl list sinks short | grep hdmi | awk '{print $2}')
-pactl set-default-sink $HDMISINK
diff --git a/roles/lmn_qgm/tasks/base.yml b/roles/lmn_qgm/tasks/base.yml
index 4a05425..2ef7d76 100644
--- a/roles/lmn_qgm/tasks/base.yml
+++ b/roles/lmn_qgm/tasks/base.yml
@@ -237,21 +237,18 @@
     owner: root
     group: root
 
-##########
-# Laptop Skripte
-#
-- name: Copy qgm-soudfix.sh 
+- name: Copy qgm-abmelden.desktop
   copy: 
-    src: qgm-soundfix.sh   
-    dest: /usr/local/bin/qgm-soundfix.sh
+    src: qgm-abmelden.desktop   
+    dest: /usr/share/applications/qgm-abmelden.desktop
     mode: '0755'
     owner: root
     group: root
-  
-- name: Copy qgm-soudfix.desktop
+
+- name: Copy logout icon
   copy: 
-    src: qgm-soundfix.desktop   
-    dest: /usr/share/applications/qgm-soundfix.desktop
+    src: logout.png  
+    dest: /usr/share/icons/logout.png
     mode: '0644'
     owner: root
     group: root
diff --git a/roles/lmn_qgm/tasks/beamerscript.yml b/roles/lmn_qgm/tasks/beamerscript.yml
new file mode 100644
index 0000000..bc3f80e
--- /dev/null
+++ b/roles/lmn_qgm/tasks/beamerscript.yml
@@ -0,0 +1,41 @@
+##########
+# Laptop Skripte
+#
+# Copy Beamer
+- name: Copy BeamerSetup.sh 
+  copy: 
+    src: BeamerSetup.sh   
+    dest: /usr/local/bin/BeamerSetup.sh
+    mode: '0755'
+    owner: root
+    group: root
+  
+- name: Copy qgm-beamersetup.desktop
+  copy: 
+    src: qgm-beamersetup.desktop   
+    dest: /usr/share/applications/qgm-beamersetup.desktop
+    mode: '0644'
+    owner: root
+    group: root
+
+- name: Copy icon
+  copy: 
+    src: beamer.png  
+    dest: /usr/share/icons/beamer.png
+    mode: '0644'
+    owner: root
+    group: root
+
+# Remove old scripts
+- name: Remove qgm-soudfix.sh 
+  file: 
+    path: /usr/local/bin/qgm-soundfix.sh
+    state: absent
+  
+- name: Delete qgm-soudfix.desktop
+  file: 
+    path: /usr/share/applications/qgm-soundfix.desktop
+    state: absent
+
+
+  
diff --git a/roles/lmn_qgm/tasks/main.yml b/roles/lmn_qgm/tasks/main.yml
index cc6bc1a..d4da06d 100644
--- a/roles/lmn_qgm/tasks/main.yml
+++ b/roles/lmn_qgm/tasks/main.yml
@@ -7,3 +7,8 @@
   import_tasks: 
     file: soundfix.yml
   when: "'lt-' in inventory_hostname"
+
+- name: Copy Beamerscript to lt- hosts
+  import_tasks: 
+    file: beamerscript.yml
+  when: "'lt-' in inventory_hostname"
diff --git a/roles/lmn_qgsoftware/files/logseq.png b/roles/lmn_qgsoftware/files/logseq.png
new file mode 100644
index 0000000..7b12837
Binary files /dev/null and b/roles/lmn_qgsoftware/files/logseq.png differ
diff --git a/roles/lmn_qgsoftware/files/qg.appimage.Logseq.desktop b/roles/lmn_qgsoftware/files/qg.appimage.Logseq.desktop
new file mode 100644
index 0000000..ac85aa7
--- /dev/null
+++ b/roles/lmn_qgsoftware/files/qg.appimage.Logseq.desktop
@@ -0,0 +1,10 @@
+[Desktop Entry]
+Encoding=UTF-8
+Name=Logseq
+Comment=Logseq for Desktop
+Exec=/opt/appimages/logseq/Logseq.AppImage $SANDBOXPARAM %u
+Icon=logseq
+StartupWMClass=undefined
+Type=Application
+Categories=Office;
+MimeType=x-scheme-handler/logseq;text/html;
diff --git a/roles/lmn_qgsoftware/tasks/install.yml b/roles/lmn_qgsoftware/tasks/install.yml
index d2e9d3d..78e09cc 100644
--- a/roles/lmn_qgsoftware/tasks/install.yml
+++ b/roles/lmn_qgsoftware/tasks/install.yml
@@ -16,7 +16,7 @@
   
 - name: Install bluej if necessary
   ansible.builtin.apt:
-    deb: "{{ mirror_javadev }}/bluej-{{ bluej_target_version}}.deb" 
+    deb: "{{ mirror_javadev }}/bluej-{{ bluej_target_version }}.deb" 
   when: (mirror_javadev is defined and mirror_javadev | length > 0) and
         (bluej_target_version is defined and bluej_target_version | length > 0 ) and
         (bluej_installed_version != bluej_target_version )
@@ -46,7 +46,7 @@
     dest: /opt/appimages/freecad/FreeCAD.AppImage
     mode: '0755'
 
-- name: Copy desktop starter file to target
+- name: Copy desktop freecad starter file to target
   copy: 
     src: files/qg.appimage.FreeCAD.desktop   
     dest: /usr/share/applications/qg.appimage.FreeCAD.desktop
@@ -54,6 +54,39 @@
     owner: root
     group: root
 
+########
+# Logseq AppImage
+#
+- name: Make sure target dir for logseq exists
+  ansible.builtin.file:
+    path: /opt/appimages/logseq/
+    state: directory
+    recurse: yes
+    owner: root
+    group: root
+    mode: '0755'
+
+- name: Download logseq AppImage from Cache
+  ansible.builtin.get_url:
+    url: "{{ mirror_appimage }}/Logseq.AppImage"
+    dest: /opt/appimages/logseq/Logseq.AppImage
+    mode: '0755'
+
+- name: Copy desktop logseq starter file to target
+  copy: 
+    src: files/qg.appimage.Logseq.desktop   
+    dest: /usr/share/applications/qg.appimage.Logseq.desktop
+    mode: '0644'
+    owner: root
+    group: root
+
+- name: Copy desktop logseq icon file to target
+  copy: 
+    src: files/logseq.png   
+    dest: /usr/share/icons/logseq.png
+    mode: '0644'
+    owner: root
+    group: root
 
 ########
 # Digital als tarpack
@@ -64,3 +97,11 @@
     dest: /
     remote_src: yes
   when: tarpack_digital is defined and tarpack_digital | length > 0
+
+
+#######
+# Scratch
+- name: Install scratch
+  ansible.builtin.apt:
+    deb: "{{ mirror_debs }}/{{ scratch_install_name }}"
+
diff --git a/roles/lmn_qgsoftware/tasks/main.yml b/roles/lmn_qgsoftware/tasks/main.yml
index 3763aab..ad5591a 100644
--- a/roles/lmn_qgsoftware/tasks/main.yml
+++ b/roles/lmn_qgsoftware/tasks/main.yml
@@ -2,3 +2,7 @@
 - name: Install additional software 
   import_tasks: 
     file: install.yml
+
+- name: Remove unwanted software
+  import_tasks:
+    file: remove.yml
diff --git a/roles/lmn_qgsoftware/tasks/remove.yml b/roles/lmn_qgsoftware/tasks/remove.yml
new file mode 100644
index 0000000..cb3f726
--- /dev/null
+++ b/roles/lmn_qgsoftware/tasks/remove.yml
@@ -0,0 +1,8 @@
+---
+#######
+# Uninstall KDE-Connect
+- name: Uninstall KDe Connect
+  apt:
+    name: kdeconnect
+    state: absent
+
diff --git a/roles/qgm_updatecache/tasks/download.yml b/roles/qgm_updatecache/tasks/download.yml
index d09b77a..467eb26 100644
--- a/roles/qgm_updatecache/tasks/download.yml
+++ b/roles/qgm_updatecache/tasks/download.yml
@@ -36,6 +36,8 @@
   command: wget {{ greenfootURI }} -O {{ greenfootTargetFile }}
   when: not gftf.stat.exists
 
+#### Freecad
+
 - name: Check if freecad target-file exists
   delegate_to: localhost
   stat:
@@ -47,3 +49,21 @@
   command: wget {{ freecadFullURI }} -O {{ freecadTargetFile }}
   when: not fctf.stat.exists
 
+#### Logseq
+
+- name: Check if logseq target-file exists
+  delegate_to: localhost
+  stat:
+    path: "{{ logseqTargetFile }}"
+  register: lstf
+
+- name: Download logseq AppImage
+  delegate_to: localhost
+  command: wget {{ logseqFullURI }} -O {{ logseqTargetFile }}
+  when: not lstf.stat.exists
+
+### Scratch offline
+
+- name: Download Scratch Offline deb
+  delegate_to: localhost
+  command: wget {{ scratch_src_uri }} -O /var/www/html/debs/{{ scratch_install_name }}