diff --git a/README.md b/README.md
index 0eb69d26e456706edca8c44716913a52d505f205..aebdb2f855a4996546f9324c15f142c8f03a5dc2 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,7 @@
 ## Description
 
 This is an installer for Linux.
-* It extracts the debian 64 package
+* It extracts the debian 64 package from 
 * Its files will be moved to /opt/snow/ and 
 * the pre install and post install script will be executed.
 
@@ -40,6 +40,15 @@ In the config.sh you can make your changes
 * Watch the PDF file and search for the correct sitename for your institution.
 * Set your sitename in the line `SITENAME="unibe..."`
 
+## Get the DEB package
+
+Put the amd64 DEB package into ~/Downloads/.
+In config.sh set
+
+```shell
+DEBFILE=~/Downloads/04788015-Lin_C_V2-snowagent-7.0.1-x64.deb
+```
+
 ## Install
 
 Start `./installer_samagent.sh`
diff --git a/config.sh.dist b/config.sh.dist
index 0363862c7513e4492fa1ec3d4c9c3aae2dfc6003..61c9df47c9c317eee07732fc1fd73505eae4a395 100644
--- a/config.sh.dist
+++ b/config.sh.dist
@@ -9,10 +9,13 @@ PLATFORM="amd64"
 # source file in download folder
 SOURCEZIP=~/Downloads/SAM\ Agent.zip
 
+# or better: filename of deb file
+DEBFILE=~/Downloads/04788015-Lin_C_V2-snowagent-7.0.1-x64.deb
+
 # temp dir to extract package before installing
 EXTRACTDIR=/tmp/SAM_AGENT.tmp
 
-# target dir
+# target dir - a subdir "snow" will be created
 INSTALLDIR=/opt
 
 URLSITENAMNE=https://sam.intern.unibe.ch/e1498122/e1502084/SiteName_Uebersicht.pdf
diff --git a/installer_samagent.sh b/installer_samagent.sh
index de65b38ae57144bda4df5e2f15fe68789059098c..a2495a3def6a3021c28893ccecf4cb09c55c1e85 100755
--- a/installer_samagent.sh
+++ b/installer_samagent.sh
@@ -7,9 +7,10 @@
 #
 # ----------------------------------------------------------------------
 # 2024-04-19  v0.1  <axel.hahn@unibe.ch>
+# 2024-05-22  v0.2  <axel.hahn@unibe.ch>  handle deb file directly
 # ======================================================================
 
-_version="0.1"
+_version="0.2"
 
 # ----------------------------------------------------------------------
 # FUNCTIONS
@@ -46,28 +47,34 @@ if [ -z "$SITENAME" ]; then
     exit 1
 fi
 
+if [ -z "$DEBFILE" ]; then
+    echo "Source file: $SOURCEZIP"
+    ls -l "$SOURCEZIP" || exit 1
 
-echo "Source file: $SOURCEZIP"
-ls -l "$SOURCEZIP" || exit 1
+    h2 "Detect DEB package for ${PLATFORM} from $SOURCEZIP ..."
+    DEBFILE=$( unzip -l "$SOURCEZIP" "SAM Agent/*${PLATFORM}.deb" | grep -v "/._" | grep "${PLATFORM}" | rev | cut -f 1,2 -d " " | rev )
+    echo "Found debian file: $DEBFILE"
 
-h2 "Detect DEB package for ${PLATFORM} from $SOURCEZIP ..."
-DEBFILE=$( unzip -l "$SOURCEZIP" "SAM Agent/*${PLATFORM}.deb" | grep -v "/._" | grep "${PLATFORM}" | rev | cut -f 1,2 -d " " | rev )
-echo "Found debian file: $DEBFILE"
 
-test -z "$DEBFILE" && echo "Debian Paket nicht gefunden. Paket korrupt oder Skript findet es nicht."
-test -z "$DEBFILE" && exit 2
-echo "OK"
-echo
-test -d "$EXTRACTDIR" || mkdir "$EXTRACTDIR"
-cd "$EXTRACTDIR" || exit 3
+    test -z "$DEBFILE" && echo "Debian Paket nicht gefunden. Paket korrupt oder Skript findet es nicht."
+    test -z "$DEBFILE" && exit 2
+    echo "OK"
+    echo
+    test -d "$EXTRACTDIR" || mkdir "$EXTRACTDIR"
+    cd "$EXTRACTDIR" || exit 3
 
-echo "Switched to workdir to extract data:"
-pwd
+    echo "Switched to workdir to extract data:"
+    pwd
 
 
-h2 "Extracting $DEBFILE from $SOURCEZIP ..."
-unzip -o "$SOURCEZIP" -d . "$DEBFILE" || exit 4
-echo "Result:"
+    h2 "Extracting $DEBFILE from $SOURCEZIP ..."
+    unzip -o "$SOURCEZIP" -d . "$DEBFILE" || exit 4
+    echo "Result:"
+else
+    test -d "$EXTRACTDIR" || mkdir "$EXTRACTDIR"
+    cd "$EXTRACTDIR" || exit 3
+fi
+
 ls -l "$DEBFILE" || exit 5
 
 
@@ -90,7 +97,7 @@ echo "Found subdir: opt/$subdirname"
 
 
 h2 "Get version ..."
-PKGVERSION=$( grep "^Version: " "control" | cut -f 2- -d " " )
+PKGVERSION=$( grep "^Version: " "control" 2>/dev/null | cut -f 2- -d " " )
 SWVERSION=$( grep "^Version: " "$INSTALLDIR/$subdirname/control" | cut -f 2- -d " " )
 echo "To install: $PKGVERSION"
 echo "Installed : $SWVERSION"
@@ -113,23 +120,26 @@ else
    
     h2 "Put files to opt ..."
     test -d "$INSTALLDIR/$subdirname" && ( echo "Removing $INSTALLDIR/$subdirname"; sudo rm -rf "$INSTALLDIR/$subdirname" )
-    echo "Copy opt/$subdirname to $INSTALLDIR"
+    echo "Copy opt/$subdirname to $INSTALLDIR ..."
     sudo cp -r "opt/$subdirname" "$INSTALLDIR" || exit 6
     sudo cp "control" "$INSTALLDIR/$subdirname" || exit 6
-
+    echo
+    echo "Result"
+    sudo find $INSTALLDIR/$subdirname
 
     h2 "Run debian scripts ..."
     for myscript in preinst postinst # prerm postrm
     do
-        echo "----- $myscript $PKGNAME"
-        sudo ./$myscript "$PKGNAME" || exit 7
+        echo "----- Executing '$myscript $PKGNAME'"
+        sudo ./$myscript "$PKGNAME" || ( echo ; read -p "--> Exitcode was non zero. Press RETURN to continue or Ctrl+C to abort" )
+        echo
     done
 
 fi
 
 h2 "Cleanup ..."
 echo "Deleting workdir $EXTRACTDIR ..."
-# rm -rf "$EXTRACTDIR"
+rm -rf "$EXTRACTDIR"
 echo
 echo "Done."