How to Reinstall NGFW on a Serial Console Device (w4, w8, Q4, Q8, Q8W)

Overview

Changing or upgrading hardware and now you need to do a fresh install of the Edge Threat Management NG Firewall software?

These are the steps you should take. Please note that the reinstall must be completed in-person, with physical access to the hardware you're installing onto. (You cannot reinstall remotely.) 

1. Create a Configuration Backup of your custom settings and rule sets
   https://support.untangle.com/hc/en-us/articles/216367228-Configuration-Backup-FAQ#5
   
   
2. Download and install the software
   
   • It is absolutely essential that you download the installer (ISO) specifically for Serial devices. Use the link below to download the file needed:
     Serial Installer (NOTE: you must be logged into ETMD for this link to work)
     
     
   • Use this link for help with creating the USB to install on the NGFW appliance:
     https://support.untangle.com/hc/en-us/articles/216599867-Download-and-Create-a-Bootable-USB
     
     
3. Walk through the Setup Wizard
   Use the link below as a guide:
   https://wiki.untangle.com/index.php/Installation

   
   NOTES: Every item listed below is a potential hurdle that could derail the install process. Please take careful note of all of them.
   

   • You must first connect to the serial console port from a computer. Steps for this process are outlined in the link below:
     Managing Appliances via Serial Console 
     
     
   • Once the unit powers on you will be taken to a screen with a "Welcome to Grub!" message.
     
     THIS SCREEN CAN TAKE UPWARDS OF 20 SECONDS TO CLEAR. PLEASE BE PATIENT!
     
     
   • You may get an error when trying to create partitions
     
     To correct this:
     1. Use the left arrow key on your keyboard to select Go Back, then Enter.
     
     2. This will take you to a list of options Use the Up arrow key to select Detect Disks, press Enter.
     
     3. You will then be presented with options for how to partition. Again use the Arrow keys to select "Guided - use entire disk", then press Enter.
     
     
     4. Make sure "MMC/SD card #1 is selected, press Enter. 
     
     
     The installer will now resume and complete automatically.
     
     
     
4. Restore the Configuration Backup
   https://support.untangle.com/hc/en-us/articles/360034178474-How-to-restore-a-backup-file-to-your-NGFW
   
   
5. Add UID to the account
   Adding appliances to ETM Dashboard
   
   
6. Transfer your subscription(s) to the new UID
   https://support.untangle.com/hc/en-us/articles/115012197907-How-to-transfer-a-subscription