diff --git a/bin/install.sh b/bin/install.sh
index 954ac8815..2463fb7f4 100755
--- a/bin/install.sh
+++ b/bin/install.sh
@@ -12,6 +12,14 @@ if [ -f .env ]; then
     source .env
 fi
 
+RASPBIAN_VERSION=$(lsb_release -rs)
+WLAN_ON=false
+
+# @TODO: Consider devices that uses Wi-Fi dongle.
+if [ -f /sys/class/net/wlan0/operstate ] && [ "$(cat /sys/class/net/wlan0/operstate)" = "up" ]; then
+  WLAN_ON=true
+fi
+
 while getopts ":w:b:n:s:" arg; do
     case "${arg}" in
         w)
@@ -92,6 +100,21 @@ export BRANCH="master"
 
   echo && read -p "Do you want Anthias to manage your network? This is recommended for most users because this adds features to manage your network. (Y/n)" -n 1 -r -s NETWORK && echo
 
+  if [ "$NETWORK" = 'y' ]; then
+    if [ "$RASPBIAN_VERSION" -lt 12 ] && [ "$WLAN_ON" = true ]; then
+      tput setaf 9
+
+      echo ""
+      echo "Anthias requires a wired Ethernet connection if you want to manage your network on this version of Raspberry Pi OS."
+      echo "Please connect your Raspberry Pi to the Internet and make sure that Wi-Fi is disabled."
+      echo "If you want to continue without network management, run the installer again and answer 'n' when prompted."
+      echo ""
+
+      tput sgr 0
+      exit 1
+    fi
+  fi
+
   echo && read -p "Would you like to perform a full system upgrade as well? (y/N)" -n 1 -r -s UPGRADE && echo
   if [ "$UPGRADE" != 'y' ]; then
       EXTRA_ARGS=("--skip-tags" "system-upgrade")
@@ -152,7 +175,6 @@ if [ ! -f /etc/locale.gen ]; then
     sudo locale-gen
 fi
 
-RASPBIAN_VERSION=$(lsb_release -rs)
 APT_INSTALL_ARGS=(
   "git"
   "libffi-dev"