diff --git a/install_functions_ub1804.sh b/install_functions_ub1804.sh
index 7a4a3a0..6a0327d 100644
--- a/install_functions_ub1804.sh
+++ b/install_functions_ub1804.sh
@@ -92,18 +92,6 @@ function updateMicrocode () {
   printf "\n"
 }
 
-#
-# fix some config issue with Intel Wireless 6320 cards
-#
-function fixWirelessIntel6320 () {
-  runCmd "sudo cp /etc/modprobe.d/iwlwifi.conf /etc/modprobe.d/iwlwifi.conf.bak" \
-         "backing up config file"
-  runCmd "echo options iwlwifi bt_coex_active=0 swcrypto=1 11n_disable=8 | sudo tee /etc/modprobe.d/iwlwifi.conf" \
-         "applying new config"
-  printf "[INFO] reboot required !!!"
-  printf "\n"
-}
-
 #
 # Key-ID USB Fido U2F device udev rules
 #
diff --git a/install_functions_ub2004.sh b/install_functions_ub2004.sh
index 7b53f19..d2b658b 100644
--- a/install_functions_ub2004.sh
+++ b/install_functions_ub2004.sh
@@ -92,18 +92,6 @@ function updateMicrocode () {
   printf "\n"
 }
 
-#
-# fix some config issue with Intel Wireless 6320 cards
-#
-function fixWirelessIntel6320 () {
-  runCmd "sudo cp /etc/modprobe.d/iwlwifi.conf /etc/modprobe.d/iwlwifi.conf.bak" \
-         "backing up config file"
-  runCmd "echo options iwlwifi bt_coex_active=0 swcrypto=1 11n_disable=8 | sudo tee /etc/modprobe.d/iwlwifi.conf" \
-         "applying new config"
-  printf "[INFO] reboot required !!!"
-  printf "\n"
-}
-
 #
 # Key-ID USB Fido U2F device udev rules
 #
diff --git a/menus_functions_ub1804.sh b/menus_functions_ub1804.sh
index ac74287..5a595e1 100644
--- a/menus_functions_ub1804.sh
+++ b/menus_functions_ub1804.sh
@@ -421,7 +421,6 @@ function showHardwareMenu () {
     "microcode" "Update Intel/AMD CPU microcode" \
     "tlp" "Install/Enable TLP for better power management " \
     "keyid" "Add udev rules for Key-ID FIDO U2F usb key" \
-    "WI6320" "Fix Intel Wireless 6320 card config problem" \
     "Back" "Back"  3>&1 1>&2 2>&3)
 
     case $hardwareMenuOptions in
@@ -448,10 +447,6 @@ function showHardwareMenu () {
         installKeyIDuDev
         pressKey
         ;;
-      "WI6320")
-        fixWirelessIntel6320
-        pressKey
-        ;;
       "Back")
         break
         ;;
diff --git a/menus_functions_ub2004.sh b/menus_functions_ub2004.sh
index 4c81581..735bcb8 100644
--- a/menus_functions_ub2004.sh
+++ b/menus_functions_ub2004.sh
@@ -421,7 +421,6 @@ function showHardwareMenu () {
     "microcode" "Update Intel/AMD CPU microcode" \
     "tlp" "Install/Enable TLP for better power management " \
     "keyid" "Add udev rules for Key-ID FIDO U2F usb key" \
-    "WI6320" "Fix Intel Wireless 6320 card config problem" \
     "Back" "Back"  3>&1 1>&2 2>&3)
 
     case $hardwareMenuOptions in
@@ -448,10 +447,6 @@ function showHardwareMenu () {
         installKeyIDuDev
         pressKey
         ;;
-      "WI6320")
-        fixWirelessIntel6320
-        pressKey
-        ;;
       "Back")
         break
         ;;