diff --git a/fhem/CHANGED b/fhem/CHANGED
index 03789a995..e7cb92342 100644
--- a/fhem/CHANGED
+++ b/fhem/CHANGED
@@ -1,5 +1,6 @@
 # Add changes at the top of the list. Keep it in ASCII, and 80-char wide.
 # Do not insert empty lines here, update check depends on it.
+ - change:  50_Signalbot: Mandatory signal-cli v0.11.2 update
  - change:  88_HMCCU: Fixed set pct/level bug
  - change:  37_SHC: Support current smarthomatic version.
                     Basestation uses 115200 Baud by default and CRC.
diff --git a/fhem/FHEM/50_Signalbot.pm b/fhem/FHEM/50_Signalbot.pm
index d74e3d396..f0dd99095 100755
--- a/fhem/FHEM/50_Signalbot.pm
+++ b/fhem/FHEM/50_Signalbot.pm
@@ -1,6 +1,6 @@
 ##############################################
 #$Id$
-my $Signalbot_VERSION="3.10";
+my $Signalbot_VERSION="3.11";
 # Simple Interface to Signal CLI running as Dbus service
 # Author: Adimarantis
 # License: GPL
@@ -33,6 +33,7 @@ use FHEM::Text::Unicode qw(:ALL);
 use vars qw(%FW_webArgs); # all arguments specified in the GET
 use vars qw($FW_detail);  # currently selected device for detail view
 use vars qw($FW_RET);
+use vars qw($FW_wname);
 
 #maybe really get introspective here instead of handwritten list
  my %signatures = (
@@ -1832,7 +1833,8 @@ sub Signalbot_createRegfiles($) {
 	if (! -d "www/signal") {
 		mkdir("www/signal");
 	}
-		
+	my $http="http";
+	$http="https" if (AttrVal($FW_wname,"HTTPS",0) eq 1);
 	my $fh;
 	#1. For Windows
 	my $tmpfilename="www/signal/signalcaptcha.reg";
@@ -1843,8 +1845,8 @@ sub Signalbot_createRegfiles($) {
 	$msg .= '[HKEY_CLASSES_ROOT\signalcaptcha\shell]'."\n";
 	$msg .= '[HKEY_CLASSES_ROOT\signalcaptcha\shell\open]'."\n";
 	$msg .= '[HKEY_CLASSES_ROOT\signalcaptcha\shell\open\command]'."\n";
-	$msg .= '@="powershell.exe Start-Process -FilePath ( $(\'http://';
-	$msg .= $ip;
+	$msg .= '@="powershell.exe Start-Process -FilePath ( $(\'';
+	$msg .= $http."://".$ip;
 	$msg .= ':8083/fhem?cmd=set%%20'.$hash->{NAME}.'%%20captcha%%20\'+($(\'%1\')';
 	#Captcha has an extra "\" at the end which makes replacing with CSRF a bit more complicated
 	if ($FW_CSRF ne "") {
@@ -1863,7 +1865,7 @@ sub Signalbot_createRegfiles($) {
 	$tmpfilename="www/signal/signalcaptcha.desktop";
 	$msg  = "[Desktop Entry]\n";
 	$msg .= "Name=Signalcaptcha\n";
-	$msg .= 'Exec=xdg-open http://'.$ip.':8083/fhem?cmd=set%%20'.$hash->{NAME}.'%%20captcha%%20%u'.$FW_CSRF."\n";
+	$msg .= 'Exec=xdg-open '.$http.'://'.$ip.':8083/fhem?cmd=set%%20'.$hash->{NAME}.'%%20captcha%%20%u'.$FW_CSRF."\n";
 	$msg .= "Type=Application\n";
 	$msg .= "Terminal=false\n";
 	$msg .= "StartupNotify=false\n";
@@ -1965,21 +1967,18 @@ sub Signalbot_Detail {
 	my $multi=$hash->{helper}{multi};
 	my $version=$hash->{helper}{version};
 	$multi=0 if !defined $multi;
-	if($version<900) {
-		$ret .= "<b>signal-cli v0.9.0+ required.</b><br>Please use installer to install or update<br>";
+	if($version<1100) {
+		$ret .= "<b>signal-cli v0.11.2+ required.</b><br>Please use installer to install or update<br>";
 		$ret .= "<b>Note:</b> The installer only supports Debian based Linux distributions like Ubuntu and Raspberry OS<br>";
 		$ret .= "      and X86 or armv7l CPUs<br>";
 	}
-	if($version==901) {
-		$ret .= "<b>Warning: signal-cli v0.9.1 has issues affecting Signalbot.</b><br>Please use installer to upgrade to 0.9.2+<br>";
-	}
 	if ($multi==0 && $version>0) {
 		$ret .= "Signal-cli is running in single-mode, please consider starting it without -u parameter (e.g. by re-running the installer)<br>";
 	}
-	if($version<900 || $multi==0) {
+	if($version<1100 || $multi==0) {
 		$ret .= '<br>You can download the installer <a href="www/signal/signal_install.sh" download>here</a> or your www/signal directory and run it with<br><b>sudo ./signal_install.sh</b><br><br>';
 	}
-	return $ret if ($hash->{helper}{version}<900);
+	return $ret if ($hash->{helper}{version}<1100);
 	
 	my $current=ReadingsVal($name,"account","none");
 	my $account=$hash->{helper}{register};
diff --git a/fhem/contrib/signal/signal_install.sh b/fhem/contrib/signal/signal_install.sh
index f20635c8e..138640929 100755
--- a/fhem/contrib/signal/signal_install.sh
+++ b/fhem/contrib/signal/signal_install.sh
@@ -1,14 +1,13 @@
 #!/bin/bash
 #$Id:$
-SCRIPTVERSION="3.9"
+SCRIPTVERSION="3.10"
 # Author: Adimarantis
 # License: GPL
 #Install script for signal-cli 
 SIGNALPATH=/opt
 SIGNALUSER=signal-cli
 LIBPATH=/usr/lib
-SIGNALVERSION="0.9.2"	#Default for systems that don't hava Java17
-ALTVERSION="0.10.9"		#Default for systems with Java17
+SIGNALVERSION="0.11.2"
 SIGNALVAR=/var/lib/$SIGNALUSER
 DBSYSTEMD=/etc/dbus-1/system.d
 DBSYSTEMS=/usr/share/dbus-1/system-services
@@ -33,23 +32,16 @@ if [ -e "/opt/java" ]; then
 fi
 JVER=`$JAVACMD --version | grep -m1 -o '[0-9][0-9]\.[0-9]'`
 if [ "$J17" != "" ] || [ "$JVER" = "17.0" ]; then
-  SIGNALVERSION=$ALTVERSION
   VEXT="-Linux"
   JAVA_VERSION=17.0
   NATIVE_JAVA17=yes
 else 
-  JAVA_VERSION=11.0
+  echo "Warning: No Java17 found - will try experimental download of a Java 17 package"
+  JAVA_VERSION=17.0
   NATIVE_JAVA17=no
   VEXT=
 fi
 
-if [ "$OPERATION" = "experimental" ]; then
-  SIGNALVERSION=$ALTVERSION
-  VEXT="-Linux"
-  JAVA_VERSION=17.0
-  OPERATION=
-fi
-
 #Get OS data
 if [ -e /etc/os-release ]; then
 	source /etc/os-release
@@ -179,7 +171,7 @@ fi
 GLIBC=`ldd --version |  grep -m1 -o '[0-9]\.[0-9][0-9]' | head -n 1`
 
 IDENTSTR=$ARCH-glibc$GLIBC-$SIGNALVERSION
-KNOWN=("amd64-glibc2.27-0.9.2" "amd64-glibc2.28-0.9.2" "amd64-glibc2.31-0.9.2" "armhf-glibc2.28-0.9.2" "armhf-glibc2.31-0.9.2" "amd64-glibc2.28-0.10.9" "amd64-glibc2.31-0.10.9" "armhf-glibc2.28-0.10.9" "armhf-glibc2.31-0.10.9")
+KNOWN=("amd64-glibc2.28-0.11.2" "amd64-glibc2.31-0.11.2" "armhf-glibc2.28-0.11.2" "armhf-glibc2.31-0.11.2")
 
 GETLIBS=1
 if [[ ! " ${KNOWN[*]} " =~ " ${IDENTSTR} " ]]; then
@@ -379,18 +371,10 @@ if [ $NEEDINSTALL = 1 ]; then
 			echo -n "Downloading native libraries..."
 			cd /tmp
 			rm -rf libsignal_jni.so libzkgroup.so
-			if [ $JAVA_VERSION = "11.0" ]; then
-				wget -qN https://github.com/bublath/FHEM-Signalbot/raw/main/$IDENTSTR/libzkgroup.so
-			fi
 			wget -qN https://github.com/bublath/FHEM-Signalbot/raw/main/$IDENTSTR/libsignal_jni.so
 			echo "done"
 			echo "Updating native libs for $IDENTSTR"
-			if [ $JAVA_VERSION = "11.0" ]; then
-				zip -u $SIGNALPATH/signal/lib/zkgroup-java-*.jar libzkgroup.so
-				zip -u $SIGNALPATH/signal/lib/signal-client-java-*.jar libsignal_jni.so
-			else
-				zip -u $SIGNALPATH/signal/lib/libsignal-client-*.jar libsignal_jni.so
-			fi
+			zip -u $SIGNALPATH/signal/lib/libsignal-client-*.jar libsignal_jni.so
 
 			#Use updated libs in jar instead of /usr/lib
 			#mv libsignal_jni.so libzkgroup.so $LIBPATH