FortiOS 5.4 Online Help Link FortiOS 5.2 Online Help Link FortiOS 5.0 Online Help Link FortiOS 4.3 Online Help Link

Home > Online Help

> Chapter 23 - System Administration > Firmware > Downloading firmware

Downloading firmware

Firmware images for all FortiGate units is available on the Fortinet Customer Support website,

To download firmware
  1. Log into the site using your user name and password.
  2. Go to Download > Firmware Images.
  3. A list of Release Notes is shown. If you have not already done so, download and review the Release Notes for the firmware you wish to upgrade your FortiGate unit to.
  4. Select HTTPS Download.
Firmware can also be downloaded using FTP; however, as FTP is not an encrypted file transferring protocol, HTTPS downloading is recommended.


  1. Navigate to find the folder for the firmware version you wish to use.
  2. Select your FortiGate model from the list. If your unit is a FortiWiFi, be sure to get the appropriate firmware, which will have a filename starting with FWF.
  3. Save the firmware image to your computer.