diff --git a/CMS/Backend/Fpm-Pool.conf-unconfigured b/CMS/Backend/Fpm-Pool.conf-unconfigured
index 1fbe55b..84305a2 100644
--- a/CMS/Backend/Fpm-Pool.conf-unconfigured
+++ b/CMS/Backend/Fpm-Pool.conf-unconfigured
@@ -8,7 +8,7 @@ php_admin_value[disable_functions] = exec,passthru,shell_exec,system
 php_admin_value[opcache.enable] = 0      
 php_admin_value[max_input_vars] = 5000                                                                                                                                                                                                                                         
 php_admin_value[upload_max_filesize] = 256M                                                                                                                                                                                                                                    
-php_admin_value[post_max_size] = 16M                                                                                                                                                                                                                                           
+php_admin_value[post_max_size] = 256M                                                                                                                                                                                                                                           
 php_admin_value[max_input_time] = 15                                                                                                                                                                                                                                           
 php_admin_value[cgi.fix_pathinfo] = 0                                                                                                                                                                                                                                          
 php_admin_value[allow_url_fopen] = Off                                                                                                                                                                                                                                         
diff --git a/CMS/Backend/nginx-siteBackend-unconfigured b/CMS/Backend/nginx-siteBackend-unconfigured
index d7fe94f..64aef26 100644
--- a/CMS/Backend/nginx-siteBackend-unconfigured
+++ b/CMS/Backend/nginx-siteBackend-unconfigured
@@ -24,12 +24,14 @@ location = /backend/netdata {
     location /backend/database {
         deny all; #enables/disables PHPMyadmin
         index index.php index.html;
+        client_max_body_size 256m;
         alias /usr/share/phpmyadmin;
         location ~ \.php$ {
             include fastcgi_params;
             fastcgi_param SCRIPT_FILENAME $request_filename;
             fastcgi_split_path_info ^(.+\.php)(/.+)$;
             fastcgi_pass unix:/var/run/php/phpPHPver-fpm-Backend.sock;
+            fastcgi_read_timeout 10m;
             fastcgi_index index.php;
         }
     }
diff --git a/CMS/nextcloud/conf.sh b/CMS/nextcloud/conf.sh
index 1ab8b42..c27fa16 100644
--- a/CMS/nextcloud/conf.sh
+++ b/CMS/nextcloud/conf.sh
@@ -45,15 +45,17 @@ if [ "$shortdist" = "el8" ]; then
     restorecon -r /var/www/ > $OUTPUT 2>&1
 fi
 
-#PHP 8.0 Settings
-if [ "$phpVerBranch" = "8x" ]; then
-  if [ "$shortdist" = "ubu1804" ] || [ "$shortdist" = "ubu2004" ] || [ "$shortdist" = "deb10" ] ; then
-    if ! grep -Fxq "apc.enable_cli=1" /etc/php/${phpver}/mods-available/apcu.ini; then
-        echo "apc.enable_cli=1" >> /etc/php/${phpver}/mods-available/apcu.ini
-    fi
-  elif [ "$shortdist" = "el8" ]; then
-    sed -i "/apc.enable_cli/c\apc.enable_cli=1" /etc/opt/remi/php${phpver//.}/php.d/40-apcu.ini
+#Enable PHP-ACPU on CLI
+if [ "$shortdist" = "ubu1804" ] || [ "$shortdist" = "ubu2004" ] || [ "$shortdist" = "deb10" ] || [ "$shortdist" = "deb11" ] ; then
+  if ! grep -Fxq "apc.enable_cli=1" /etc/php/${phpver}/mods-available/apcu.ini; then
+      echo "apc.enable_cli=1" >> /etc/php/${phpver}/mods-available/apcu.ini
   fi
+elif [ "$shortdist" = "el8" ]; then
+  sed -i "/apc.enable_cli/c\apc.enable_cli=1" /etc/opt/remi/php${phpver//.}/php.d/40-apcu.ini
+fi
+
+#PHP 8.0 Settings
+if [ "$phpVerBranch" = "8x" ]; then  
   sed -i "/opcache.enable/c\php_admin_value[opcache.enable] = 1" "$phpPoolDir"/"$sitename".conf
 fi
 
diff --git a/CoreModules/apache/conf.sh b/CoreModules/apache/conf.sh
index e6dc629..0479bd9 100644
--- a/CoreModules/apache/conf.sh
+++ b/CoreModules/apache/conf.sh
@@ -4,7 +4,7 @@ systemctl stop $apacheService > $OUTPUT 2>&1
 #   Apache   #
 ##############
 
-if [ "$shortdist" = "ubu1804" ] || [ "$shortdist" = "ubu2004" ] || [ "$shortdist" = "deb10" ] ; then
+if [ "$shortdist" = "ubu1804" ] || [ "$shortdist" = "ubu2004" ] || [ "$shortdist" = "deb10" ] || [ "$shortdist" = "deb11" ] ; then
 	a2dissite 000-default > $OUTPUT 2>&1
 	a2dismod mpm_prefork > $OUTPUT 2>&1
 	a2enmod actions fcgid alias proxy_fcgi proxy_http ssl headers http2 setenvif socache_shmcb rewrite > $OUTPUT 2>&1
diff --git a/CoreModules/apache/preconf.sh b/CoreModules/apache/preconf.sh
index 87a4508..441a93f 100644
--- a/CoreModules/apache/preconf.sh
+++ b/CoreModules/apache/preconf.sh
@@ -1,4 +1,4 @@
-if [ "$shortdist" = "ubu1804" ] || [ "$shortdist" = "ubu2004" ] || [ "$shortdist" = "deb10" ] ; then
+if [ "$shortdist" = "ubu1804" ] || [ "$shortdist" = "ubu2004" ] || [ "$shortdist" = "deb10" ] || [ "$shortdist" = "deb11" ] ; then
 # Debian/Ubunbtu apache variables
     apacheConfDir=/etc/apache2
     apacheService=apache2
diff --git a/CoreModules/generic/preconf.sh b/CoreModules/generic/preconf.sh
index 24fc427..10f3a35 100644
--- a/CoreModules/generic/preconf.sh
+++ b/CoreModules/generic/preconf.sh
@@ -1,4 +1,4 @@
-if [ "$shortdist" = "ubu1804" ] || [ "$shortdist" = "ubu2004" ] || [ "$shortdist" = "deb10" ] ; then
+if [ "$shortdist" = "ubu1804" ] || [ "$shortdist" = "ubu2004" ] || [ "$shortdist" = "deb10" ] || [ "$shortdist" = "deb11" ] ; then
 ########################
 #    Debian/Ubunbtu    #
 ########################
diff --git a/CoreModules/nginx/conf.sh b/CoreModules/nginx/conf.sh
index 4f96f79..3c8177f 100644
--- a/CoreModules/nginx/conf.sh
+++ b/CoreModules/nginx/conf.sh
@@ -42,7 +42,7 @@ mkdir -p /opt/toggle
 curl --retry 7 --retry-delay 5 -s "$repo"/raw/"$branchtype"/"$branch"/Scripts/toggles/toggle-Netdata_NGINX.sh -o  /opt/toggle/toggle-Netdata.sh
 curl --retry 7 --retry-delay 5 -s "$repo"/raw/"$branchtype"/"$branch"/Scripts/toggles/toggle-PhpMyAdmin_NGINX.sh -o  /opt/toggle/toggle-PhpMyAdmin.sh
 ##monit toggle
-if [ "$shortdist" = "ubu1804" ] || [ "$shortdist" = "ubu2004" ] || [ "$shortdist" = "deb10" ] ; then
+if [ "$shortdist" = "ubu1804" ] || [ "$shortdist" = "ubu2004" ] || [ "$shortdist" = "deb10" ] || [ "$shortdist" = "deb11" ] ; then
     monitconf=/etc/monit/monitrc
 elif [ "$shortdist" = "el8" ]; then
     monitconf=/etc/monitrc
diff --git a/PhpUpdater.sh b/PhpUpdater.sh
index d8b41a7..f8188b2 100644
--- a/PhpUpdater.sh
+++ b/PhpUpdater.sh
@@ -6,9 +6,17 @@ source /etc/ICTM/mainvar.list
 if [ -z $shortdist ] ; then source <(curl --retry 7 --retry-delay 5 -s "$repo"/raw/"$branchtype"/"$branch"/Scripts/MicroOSDetect.sh) ; fi
 if [ ! -f "/etc/ICTM/phpvar.list" ] ; then bash <(curl --retry 7 --retry-delay 5 -s "$repo"/raw/"$branchtype"/"$branch"/Scripts/GeneratePhplist.sh) ; fi
 source /etc/ICTM/phpvar.list
-if [ "$shortdist" = "ubu1804" ] || [ "$shortdist" = "ubu2004" ] || [ "$shortdist" = "deb10" ] ; then
+if [ "$shortdist" = "ubu1804" ] || [ "$shortdist" = "ubu2004" ]; then
+    # Ubuntu Php variable
     apt update
-    RepoVersion=`apt list |grep php | grep deb.sury.org| cut -f1 -d"-"| tail -1 |sed 's/php//'`
+    if ! ls /var/lib/apt/lists/ppa.launchpad.net_ondrej_php*_Packages > /dev/null 2>&1 ; then echo 'PHP(Sury) repo not installed' && echo 'Install using: curl --retry 7 --retry-delay 5 -s https://git.ictmaatwerk.com/VPS-scripts/General/raw/branch/Main/Setup-Repo.sh |repo=php bash' && exit ; fi
+    RepoVersion=`grep -h '^Package: php' /var/lib/apt/lists/ppa.launchpad.net_ondrej_php*_Packages | cut -f1 -d"-" | sort | tail -1| sed -e 's/Package: php//'`
+elif [ "$shortdist" = "deb10" ]|| [ "$shortdist" = "deb11" ]; then
+    # Debian Php variable
+    apt update
+    if ! ls /var/lib/apt/lists/packages.sury.org_php*_Packages > /dev/null 2>&1 ; then echo 'PHP(Sury) repo not installed' && echo 'Install using: curl --retry 7 --retry-delay 5 -s https://git.ictmaatwerk.com/VPS-scripts/General/raw/branch/Main/Setup-Repo.sh |repo=php bash' && exit ; fi
+    RepoVersion=`grep -h '^Package: php' /var/lib/apt/lists/packages.sury.org*_Packages| cut -f1 -d"-" | sort | tail -1| sed -e 's/Package: php//'`
+fi
 elif [ "$shortdist" = "el8" ]; then
     dnf check-update --refresh
     RepoVersion=`dnf list php* | awk '{print $1; }' | cut -f1 -d"-"| tail -1 |sed 's/php//' | sed 's/./&./1'`
@@ -32,7 +40,7 @@ if [ $IMODE = n ]; then
     if (whiptail --title "Set new php version?" --yesno "Install php version $RepoVersion ?" 8 78); then
         newphpver=$RepoVersion
     else
-        newphpver=$(whiptail --inputbox "Please enter the version to install" --title "Custom" 8 39 3>&1 1>&2 2>&3)
+        newphpver=$(whiptail --inputbox "Please enter the version to install" --nocancel --title "Custom" 8 39 3>&1 1>&2 2>&3)
     fi
 fi
 
@@ -55,7 +63,7 @@ if [ $IMODE = l ]; then
  fi   
 
     #Genereating vars for new php version
-    if [ "$shortdist" = "ubu1804" ] || [ "$shortdist" = "ubu2004" ] || [ "$shortdist" = "deb10" ] ; then
+    if [ "$shortdist" = "ubu1804" ] || [ "$shortdist" = "ubu2004" ] || [ "$shortdist" = "deb10" ] || [ "$shortdist" = "deb11" ] ; then
     # Debian/Ubunbtu Php variables
         newphpPoolDir=/etc/php/${newphpver}/fpm/pool.d
         newphpPkgName=php${newphpver}
diff --git a/Scripts/GenerateApacheList.sh b/Scripts/GenerateApacheList.sh
index 49de67f..4c5670b 100644
--- a/Scripts/GenerateApacheList.sh
+++ b/Scripts/GenerateApacheList.sh
@@ -2,7 +2,7 @@ if [ ! -f "/etc/ICTM/mainvar.list" ] ; then echo 'This system is not yet setup,
 source /etc/ICTM/mainvar.list
 if [ -z $shortdist ] ; then source <(curl --retry 7 --retry-delay 5 -s "$repo"/raw/"$branchtype"/"$branch"/Scripts/MicroOSDetect.sh) ; fi
 
-if [ "$shortdist" = "ubu1804" ] || [ "$shortdist" = "ubu2004" ] || [ "$shortdist" = "deb10" ] ; then
+if [ "$shortdist" = "ubu1804" ] || [ "$shortdist" = "ubu2004" ] || [ "$shortdist" = "deb10" ] || [ "$shortdist" = "deb11" ] ; then
 # Debian/Ubunbtu apache variables
     apacheConfDir=/etc/apache2
     apacheService=apache2
diff --git a/Scripts/GeneratePhplist.sh b/Scripts/GeneratePhplist.sh
index e848b8e..c31b16d 100644
--- a/Scripts/GeneratePhplist.sh
+++ b/Scripts/GeneratePhplist.sh
@@ -2,7 +2,7 @@ if [ ! -f "/etc/ICTM/mainvar.list" ] ; then echo 'This system is not yet setup,
 source /etc/ICTM/mainvar.list
 if [ -z $shortdist ] ; then source <(curl --retry 7 --retry-delay 5 -s "$repo"/raw/"$branchtype"/"$branch"/Scripts/MicroOSDetect.sh) ; fi
 
-if [ "$shortdist" = "ubu1804" ] || [ "$shortdist" = "ubu2004" ] || [ "$shortdist" = "deb10" ] ; then
+if [ "$shortdist" = "ubu1804" ] || [ "$shortdist" = "ubu2004" ] || [ "$shortdist" = "deb10" ] || [ "$shortdist" = "deb11" ]  ; then
 # Debian/Ubunbtu Php variables
     phpPoolDir=/etc/php/${phpver}/fpm/pool.d
     phpPkgName=php${phpver}
diff --git a/Scripts/MicroOSDetect.sh b/Scripts/MicroOSDetect.sh
index c6ccf85..4ea533c 100644
--- a/Scripts/MicroOSDetect.sh
+++ b/Scripts/MicroOSDetect.sh
@@ -7,6 +7,8 @@ if [[ "${dist}" == *"ubuntu"* ]] && [[ "${dist_ver}" == *"18.04"* ]]; then
     shortdist=ubu2004 
 elif [[ "${dist}" == *"debian"* ]] && [[ "${dist_ver}" == *"10"* ]]; then
     shortdist=deb10
+elif [[ "${dist}" == *"debian"* ]] && [[ "${dist_ver}" == *"11"* ]]; then
+    shortdist=deb11    
 elif [[ "${dist}" == *"centos"* ]] && [[ "${dist_ver}" == *"8"* ]]; then
     shortdist=el8
 else
diff --git a/Scripts/SMI.sh b/Scripts/SMI.sh
index 06ac178..b4ee86c 100644
--- a/Scripts/SMI.sh
+++ b/Scripts/SMI.sh
@@ -45,14 +45,18 @@ elif [[ "${dist}" == *"debian"* ]] && [[ "${dist_ver}" == *"10"* ]]; then
  PKGI="${PKGM} install -y --no-install-recommends"
  PKGLIST="apt"
  shortdist=deb10
+elif [[ "${dist}" == *"debian"* ]] && [[ "${dist_ver}" == *"11"* ]]; then
+ echo "Debian 11 Detected"
+ PKGM="$APTMODE"
+ PKGI="${PKGM} install -y --no-install-recommends"
+ PKGLIST="apt"
+ shortdist=deb11 
 elif [[ "${dist}" == *"centos"* ]] && [[ "${dist_ver}" == *"8"* ]]; then
  echo "Centos 8 Detected"
  PKGM="dnf"
  PKGI="${PKGM} install --setopt=install_weak_deps=False --best -y"
  PKGLIST="dnf"
  shortdist=el8
- echo "This OS is not supported"
- exit
 else
  echo "This OS is not supported"
  exit
diff --git a/SubModules/php-fpm/preconf.sh b/SubModules/php-fpm/preconf.sh
index 29ff8de..79fe42c 100644
--- a/SubModules/php-fpm/preconf.sh
+++ b/SubModules/php-fpm/preconf.sh
@@ -1,4 +1,4 @@
-if [ "$shortdist" = "ubu1804" ] || [ "$shortdist" = "ubu2004" ] || [ "$shortdist" = "deb10" ] ; then
+if [ "$shortdist" = "ubu1804" ] || [ "$shortdist" = "ubu2004" ] || [ "$shortdist" = "deb10" ] || [ "$shortdist" = "deb11" ] ; then
 # Debian/Ubunbtu Php variables
     phpPoolDir=/etc/php/${phpver}/fpm/pool.d
     phpPkgName=php${phpver}
diff --git a/SubModules/postfix/Postfix-EnableSSL.sh b/SubModules/postfix/Postfix-EnableSSL.sh
new file mode 100644
index 0000000..7bd2e61
--- /dev/null
+++ b/SubModules/postfix/Postfix-EnableSSL.sh
@@ -0,0 +1,32 @@
+#Sript for setting up SSL/TLS for Postfix (Web-V2)
+
+##Loading install vars
+source /etc/ICTM/mainvar.list
+##Checking if hostname cert exists
+if [ ! -f "/etc/acmesh/inst/$hostname/cert.pem" ] || [ ! -f "/etc/acmesh/inst/$hostname/key.pem" ] ; then echo 'SSL Certificate for $hostname is not installed' && exit ; fi
+
+##Updating Postix config
+printf "Updating Postfix config"
+systemctl stop postfix
+sed -i "/smtpd_tls_cert_file=/c\ssmtpd_tls_cert_file=/etc/acmesh/inst/$hostname/cert.pem" /etc/postfix/main.cf
+sed -i "/smtpd_tls_key_file=/c\smtpd_tls_key_file=/etc/acmesh/inst/$hostname/key.pem" /etc/postfix/main.cf
+systemctl start postfix
+printf " [\e[1;32m Ok \e[0m]\n"
+
+##Adding postfix to SSL services (so it gets reloaded when a the cert is renewd)
+printf "Updating SSL services list"
+echo "postfix" >> /etc/ICTM/SslServices
+printf " [\e[1;32m Ok \e[0m]\n"
+
+##Remove script
+while true; do
+    read -p "Remove this script -> yes/no?" yn
+    case $yn in
+        [Nn]* )
+        break;;
+        [Yy]* )
+        rm -- "$0"
+        break;;
+        * )echo "Choose yes or no.";;
+    esac
+done
\ No newline at end of file
diff --git a/SubModules/postfix/conf.sh b/SubModules/postfix/conf.sh
index 2d4c3b7..7ccc6b6 100644
--- a/SubModules/postfix/conf.sh
+++ b/SubModules/postfix/conf.sh
@@ -52,7 +52,7 @@ ${hostname}
 EOF
 
 
-if [ "$shortdist" = "ubu1804" ] || [ "$shortdist" = "ubu2004" ] || [ "$shortdist" = "deb10" ] ; then
+if [ "$shortdist" = "ubu1804" ] || [ "$shortdist" = "ubu2004" ] || [ "$shortdist" = "deb10" ] || [ "$shortdist" = "deb11" ] ; then
     mkdir -p /var/spool/postfix/var/run/opendkim
     sudo chown opendkim:postfix /var/spool/postfix/var/run/opendkim
     sed -i "/^RUNDIR=/c\RUNDIR=/var/spool/postfix/var/run/opendkim" /etc/default/opendkim
@@ -90,6 +90,9 @@ chmod +x /etc/update-motd.d/51-generalspf
 systemctl start postfix opendkim 
 systemctl enable postfix opendkim
 
+#Getting script for enableling ssl on Postfix
+curl --retry 7 --retry-delay 5 -s "$repo"/raw/"$branchtype"/"$branch"/SubModules/postfix/Postfix-EnableSSL.sh -o ~/Postfix-EnableSSL.sh
+
 #if using Append module run for existing cms/sites
 if [  "$itype" = "AddMod" ]; then
    for file in /etc/ICTM/sites/*; do
diff --git a/SubModules/postfix/preconf.sh b/SubModules/postfix/preconf.sh
index fec0bd6..3c7e3bf 100644
--- a/SubModules/postfix/preconf.sh
+++ b/SubModules/postfix/preconf.sh
@@ -1,4 +1,4 @@
-if [ "$shortdist" = "ubu1804" ] || [ "$shortdist" = "ubu2004" ] || [ "$shortdist" = "deb10" ] ; then
+if [ "$shortdist" = "ubu1804" ] || [ "$shortdist" = "ubu2004" ] || [ "$shortdist" = "deb10" ] || [ "$shortdist" = "deb11" ] ; then
     debconf-set-selections <<< "postfix postfix/mailname string $hostname"
     debconf-set-selections <<< "postfix postfix/main_mailer_type string 'Internet Site'"
 fi
\ No newline at end of file
diff --git a/SubModules/redis/preconf.sh b/SubModules/redis/preconf.sh
index 8dec08d..cc761e0 100644
--- a/SubModules/redis/preconf.sh
+++ b/SubModules/redis/preconf.sh
@@ -1,6 +1,6 @@
 #!/bin/bash
 
-if [ "$shortdist" = "ubu1804" ] || [ "$shortdist" = "ubu2004" ] || [ "$shortdist" = "deb10" ] ; then
+if [ "$shortdist" = "ubu1804" ] || [ "$shortdist" = "ubu2004" ] || [ "$shortdist" = "deb10" ] || [ "$shortdist" = "deb11" ] ; then
 # Debian/Ubunbtu redis variables
     redisService=redis-server
 
diff --git a/extModules.list b/extModules.list
index f2d9b69..7fee0bf 100644
--- a/extModules.list
+++ b/extModules.list
@@ -1,4 +1,5 @@
 https://git.ictmaatwerk.com/VPS-scripts/MySQL/raw/branch/master/
 https://git.ictmaatwerk.com/VPS-scripts/Unattended-Security-Updates/raw/branch/master/
 https://git.ictmaatwerk.com/VPS-scripts/Backup-Util/raw/branch/master/
-https://git.ictmaatwerk.com/VPS-scripts/AcmeSH/raw/branch/main/
\ No newline at end of file
+https://git.ictmaatwerk.com/VPS-scripts/AcmeSH/raw/branch/main/
+https://git.ictmaatwerk.com/VPS-scripts/MariaDB/raw/branch/master/
\ No newline at end of file
diff --git a/installer.sh b/installer.sh
index e9ee770..d75359d 100644
--- a/installer.sh
+++ b/installer.sh
@@ -64,6 +64,13 @@ elif [[ "${dist}" == *"debian"* ]] && [[ "${dist_ver}" == *"10"* ]]; then
  PKGI="${PKGM} install -y --no-install-recommends"
  PKGLIST="apt"
  shortdist=deb10
+elif [[ "${dist}" == *"debian"* ]] && [[ "${dist_ver}" == *"11"* ]]; then
+ PKGM="$APTMODE"
+ PKGUC="$PKGM update"
+ PKGUP="$PKGM upgrade -y"
+ PKGI="${PKGM} install -y --no-install-recommends"
+ PKGLIST="apt"
+ shortdist=deb11
 elif [ "$(grep -oP '(?<=^PLATFORM_ID=).+' /etc/os-release | tr -d '"')" = "platform:el8" ]; then
  PKGM="dnf"
  PKGUC="$PKGM check-update --refresh"
@@ -750,7 +757,14 @@ done
 #   Services   #
 ##------------##
 
-systemctl reload sshd fail2ban 
+#Set ssh service for distro
+if [ "$shortdist" = "ubu1804" ] || [ "$shortdist" = "ubu2004" ] || [ "$shortdist" = "deb10" ] || [ "$shortdist" = "deb11" ] ; then
+   SSHService=ssh
+elif [ "$shortdist" = "el8" ]; then
+    SSHService=sshd
+fi
+
+systemctl reload $SSHService fail2ban 
 
 
 ##-------##