Release date 2026-08-10

Latest Iceweasel 40 user agents:

User Agent PlatformDevice
Mozilla/5.0 (X11; Linux x86_64; rv:40.0) Gecko/20100101 Firefox/40.0 Iceweasel/40.0.3 GNU/LinuxUnknown
Mozilla/5.0 (X11; Linux x86_64; rv:40.0) Gecko/20100101 Firefox/40.0 Iceweasel/40.0 GNU/LinuxUnknown
Mozilla/5.0 (X11; Linux i686; rv:43.0) Gecko/20100101 Firefox/43.0 Iceweasel/40AAE0 GNU/LinuxUnknown
Mozilla/5.0 (X11; Linux i686; rv:40.0) Gecko/20100101 Firefox/40.0 Iceweasel/40.0.3 GNU/LinuxUnknown