diff --git a/scripts/gpu_tpu/0001-fix-apex-group-and-udev-rules.patch .sh b/scripts/gpu_tpu/0001-fix-apex-group-and-udev-rules.patch .sh
new file mode 100644
index 0000000..7b8ed8b
--- /dev/null
+++ b/scripts/gpu_tpu/0001-fix-apex-group-and-udev-rules.patch .sh	
@@ -0,0 +1,63 @@
+diff --git a/install_coral_pve9.sh b/install_coral_pve9.sh
+index 1111111..2222222 100755
+--- a/install_coral_pve9.sh
++++ b/install_coral_pve9.sh
+@@ -1,5 +1,58 @@
+ #!/usr/bin/env bash
+ # ==========================================================
+ # ProxMenux - Coral TPU Installer for Proxmox VE 9
+ # ==========================================================
+
++# ----------------------------------------------------------
++# Ensure apex group and udev rules are present
++# ----------------------------------------------------------
++ensure_apex_group_and_udev() {
++  msg_info "Ensuring apex group and udev rules..."
++
++  # Create the apex group if it doesn't exist
++  if ! getent group apex >/dev/null; then
++    groupadd --system apex
++    msg_ok "System group 'apex' created"
++  else
++    msg_ok "System group 'apex' already exists"
++  fi
++
++  # Add or replace local udev rule for Coral / APEX TPU
++  cat >/etc/udev/rules.d/99-coral-apex.rules <<'EOF'
++# Coral / Google APEX TPU (M.2 / PCIe)
++# Assigns group "apex" and safe permissions to device nodes
++KERNEL=="apex_*", GROUP="apex", MODE="0660"
++SUBSYSTEM=="apex", GROUP="apex", MODE="0660"
++EOF
++
++  # If gasket-dkms rule exists, make sure it uses the correct group
++  if [[ -f /usr/lib/udev/rules.d/60-gasket-dkms.rules ]]; then
++    sed -i 's/GROUP="[^"]*"/GROUP="apex"/g' /usr/lib/udev/rules.d/60-gasket-dkms.rules || true
++  fi
++
++  # Reload and apply udev rules
++  udevadm control --reload-rules
++  udevadm trigger --subsystem-match=apex || true
++
++  msg_ok "apex group and udev rules are in place"
++
++  # Verify device nodes after reload
++  if ls -l /dev/apex_* 2>/dev/null | grep -q ' apex '; then
++    msg_ok "Coral TPU device nodes detected with correct group (apex)"
++  else
++    msg_warn "apex device node not found yet; a reboot may be required"
++  fi
++}
++
++
+@@ -210,6 +263,10 @@ install_coral_host() {
+     msg_ok "DKMS module built and installed successfully"
+   fi
+
++  # Ensure group and udev setup before loading drivers
++  ensure_apex_group_and_udev
++
++  # Load kernel modules
+   modprobe gasket >>"$LOG_FILE" 2>&1 || true
+   modprobe apex   >>"$LOG_FILE" 2>&1 || true
+   sleep 1