diff --git a/scripts/iiab-diagnostics b/scripts/iiab-diagnostics
index eae728eac..6f93f0359 100755
--- a/scripts/iiab-diagnostics
+++ b/scripts/iiab-diagnostics
@@ -201,6 +201,7 @@ cat_dir /etc/netplan    # Redacts most passwords above
 echo -e "\n  4. Output of Commands:\n"
 echo -e "\n\n\n\n4. OUTPUT OF COMMANDS\n" >> $outfile
 cat_cmd 'uname -a' 'Linux kernel'
+cat_cmd 'sudo dmesg | grep -i "command line:"' 'Kernel boot parameters'
 cat_cmd 'free' 'RAM memory'
 cat_cmd 'lscpu' 'CPU details'
 cat_cmd 'rpi-eeprom-update' 'RPi Bootloader EEPROM'
@@ -230,11 +231,11 @@ cat_cmd 'ls -l /etc/wpa_supplicant' 'Upstream Wi-Fi'
 cat_cmd 'ps -AH' 'Process hierarchy: staging of hostapd & wpa_supplicant?'
 cat_cmd 'journalctl -b | grep wpa_supplicant' 'wpa_supplicant log since boot'
 cat_cmd 'journalctl -b | grep NetworkManager | head -100' 'NetworkManager log since boot'
-#cat_cmd 'dmesg | grep brcm' 'Diagnostic messages: RPi Wi-Fi firmware'
-cat_cmd 'dmesg | grep Firmware' '(Wi-Fi) firmware boot diagnostics'
+#cat_cmd 'sudo dmesg | grep brcm' 'Diagnostic messages: RPi Wi-Fi firmware'
+cat_cmd 'sudo dmesg | grep Firmware:' '(Wi-Fi) firmware boot diagnostics'
 cat_cmd 'ls -l /lib/firmware/cypress/*43430*' 'WiFi firmware for: RPi Zero W, Zero 2 W & 3'
 cat_cmd 'ls -l /lib/firmware/cypress/*43455*' 'WiFi firmware for: RPi 3 B+, 4, 5 & 500'
-cat_cmd 'dmesg | grep -i -e 80211 -e 802\.11 -e wireless -e wifi -e wlan -e broadcom -e brcm -e bcm -e realtek | head -100' 'Wi-Fi firmware/driver msgs'
+cat_cmd 'sudo dmesg | grep -i -e 80211 -e 802\.11 -e wireless -e wifi -e wlan -e broadcom -e brcm -e bcm -e realtek | head -100' 'Wi-Fi firmware/driver msgs'
 cat_cmd 'lspci -nn' 'Devices on PCI buses'
 cat_cmd 'env' 'Environment variables'
 cat_cmd 'node -v' 'Node.js version'