diff --git a/kubuntu/calamares-launch-normal b/kubuntu/calamares-launch-normal
index c020d67..0a037c0 100755
--- a/kubuntu/calamares-launch-normal
+++ b/kubuntu/calamares-launch-normal
@@ -12,4 +12,5 @@ EOL
   exit 1;
 fi
 
+export BROWSER='sudo -H -u kubuntu firefox'
 calamares -D8;
diff --git a/kubuntu/oem/calamares-launch-oem b/kubuntu/oem/calamares-launch-oem
index 1440f2f..37bb38e 100755
--- a/kubuntu/oem/calamares-launch-oem
+++ b/kubuntu/oem/calamares-launch-oem
@@ -3,6 +3,7 @@
 # Enables OEM installaiton mode in Calamares.
 
 if [ -e '/etc/calamares/OEM_MODE_ACTIVATED' ]; then
+  export BROWSER='sudo -H -u kubuntu firefox'
   calamares -D8;
   exit;
 fi
@@ -38,5 +39,6 @@ if kdialog --warningyesno "${msg}"; then
   touch /etc/calamares/OEM_MODE_ACTIVATED;
 
   # Launch Calamares
+  export BROWSER='sudo -H -u kubuntu firefox'
   calamares -D8;
 fi
diff --git a/kubuntu/oem/kubuntu-oem-env/start-kubuntu-oem-env b/kubuntu/oem/kubuntu-oem-env/start-kubuntu-oem-env
index 16aab3a..6d17bbb 100755
--- a/kubuntu/oem/kubuntu-oem-env/start-kubuntu-oem-env
+++ b/kubuntu/oem/kubuntu-oem-env/start-kubuntu-oem-env
@@ -1,6 +1,7 @@
 #!/bin/bash
 # Starts the Kubuntu OEM Environment.
 export QT_STYLE_OVERRIDE="Breeze"
+export BROWSER='sudo -H -u kubuntu firefox'
 
 /usr/bin/kwin_x11 &
 /usr/bin/basicwallpaper /usr/share/wallpapers/Next/contents/3840x2160.png &
diff --git a/lubuntu/calamares-launch-normal b/lubuntu/calamares-launch-normal
index c020d67..cb58b00 100755
--- a/lubuntu/calamares-launch-normal
+++ b/lubuntu/calamares-launch-normal
@@ -12,4 +12,5 @@ EOL
   exit 1;
 fi
 
+export BROWSER='sudo -H -u lubuntu firefox'
 calamares -D8;
diff --git a/lubuntu/oem/calamares-launch-oem b/lubuntu/oem/calamares-launch-oem
index 6b25012..ae7ad24 100755
--- a/lubuntu/oem/calamares-launch-oem
+++ b/lubuntu/oem/calamares-launch-oem
@@ -3,6 +3,7 @@
 # Enables OEM installaiton mode in Calamares.
 
 if [ -e '/etc/calamares/OEM_MODE_ACTIVATED' ]; then
+  export BROWSER='sudo -H -u lubuntu firefox'
   calamares -D8;
   exit;
 fi
@@ -38,5 +39,6 @@ if kdialog --warningyesno "${msg}"; then
   touch /etc/calamares/OEM_MODE_ACTIVATED;
 
   # Launch Calamares
+  export BROWSER='sudo -H -u lubuntu firefox'
   calamares -D8;
 fi
diff --git a/lubuntu/oem/lubuntu-oem-env/start-lubuntu-oem-env b/lubuntu/oem/lubuntu-oem-env/start-lubuntu-oem-env
index feed2c6..d67a1bd 100755
--- a/lubuntu/oem/lubuntu-oem-env/start-lubuntu-oem-env
+++ b/lubuntu/oem/lubuntu-oem-env/start-lubuntu-oem-env
@@ -9,6 +9,7 @@ export XDG_SESSION_DESKTOP="Lubuntu"
 export DESKTOP_SESSION="Lubuntu"
 export QT_STYLE_OVERRIDE="Breeze"
 export QT_QPA_PLATFORMTHEME="lxqt"
+export BROWSER='sudo -H -u lubuntu firefox'
 
 /usr/bin/openbox &
 /usr/bin/basicwallpaper /usr/share/lubuntu/wallpapers/lubuntu-default-wallpaper.png &
diff --git a/ubuntuunity/calamares-launch-normal b/ubuntuunity/calamares-launch-normal
index 1b0b9d3..7949fc1 100755
--- a/ubuntuunity/calamares-launch-normal
+++ b/ubuntuunity/calamares-launch-normal
@@ -11,4 +11,5 @@ EOL
   exit 1;
 fi
 
+export BROWSER='sudo -H -u ubuntu-unity firefox'
 QT_STYLE_OVERRIDE=kvantum calamares -D8;
diff --git a/ubuntuunity/oem/calamares-launch-oem b/ubuntuunity/oem/calamares-launch-oem
index 4131e3c..6d28c70 100755
--- a/ubuntuunity/oem/calamares-launch-oem
+++ b/ubuntuunity/oem/calamares-launch-oem
@@ -3,6 +3,7 @@
 # Enables OEM installaiton mode in Calamares.
 
 if [ -e '/etc/calamares/OEM_MODE_ACTIVATED' ]; then
+  export BROWSER='sudo -H -u ubuntu-unity firefox'
   QT_STYLE_OVERRIDE=kvantum calamares -D8;
   exit;
 fi
@@ -35,5 +36,6 @@ if zenity --question --text="${msg}"; then
   touch /etc/calamares/OEM_MODE_ACTIVATED;
 
   # Launch Calamares
+  export BROWSER='sudo -H -u ubuntu-unity firefox'
   QT_STYLE_OVERRIDE=kvantum calamares -D8;
 fi
diff --git a/ubuntuunity/oem/ubuntu-unity-oem-env/start-ubuntu-unity-oem-env b/ubuntuunity/oem/ubuntu-unity-oem-env/start-ubuntu-unity-oem-env
index 5c5cb60..3869c13 100755
--- a/ubuntuunity/oem/ubuntu-unity-oem-env/start-ubuntu-unity-oem-env
+++ b/ubuntuunity/oem/ubuntu-unity-oem-env/start-ubuntu-unity-oem-env
@@ -1,7 +1,8 @@
 #!/bin/bash
 # Starts the Ubuntu Unity OEM Environment.
 
-DESKTOP_SESSION='ubuntu-unity-oem-env';
+export DESKTOP_SESSION='ubuntu-unity-oem-env'
+export BROWSER='sudo -H -u ubuntu-unity firefox'
 
 /usr/bin/xfwm4 &
 /usr/bin/basicwallpaper /usr/share/backgrounds/ubuntu-unity/ubuntu-unity-default.png &