Release date 2019-09-24

Latest Firefox 66 user agents:

User Agent PlatformDevice
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10) AppleWebKit/537.36 (KHTML, like Gecko) Firefox/66.0.1724.46 Safari/537.36 Mac 10Unknown
Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:66.0) Gecko/20100101 Firefox/66.0,gzip(gfe) UbuntuUnknown
Mozilla/5.0 (X11; Ubuntu; Linux armv7l; rv:66.0) Gecko/20100101 Firefox/66.0 UbuntuUnknown
Mozilla/5.0 (X11; U; SunOS sun4u; en-US; rv:66.0) Gecko/20100101 Firefox/66.0 SolarisUnknown
Mozilla/5.0 (X11; OpenBSD amd64; rv:56.0) Gecko/20100101 Firefox/66.0 OpenBSDUnknown
Mozilla/5.0 (X11; Linux i686; rv:66.0.1) Gecko/20100101 Firefox/66.0.1 GNU/LinuxUnknown
Mozilla/5.0 (X11; Linux i686 on x86_64; rv:66.0.5) Gecko/20100101 Firefox/66.0.5 GNU/LinuxUnknown
Mozilla/5.0 (X11; Linux i686 on x86_64; rv:66.0.3) Gecko/20100101 Firefox/66.0.3 GNU/LinuxUnknown
Mozilla/5.0 (X11; FreeBSD amd64; rv:66.0) Gecko/20100101 Firefox/66.0 FreeBSDUnknown
Mozilla/5.0 (Windows; Windows NT 6.1; Win64; x64; rv:66.0) Gecko/66.0 Firefox/66.0 Windows 7Unknown
Mozilla/5.0 (Windows; U; Windows NT 6.3;; en-US) Gecko/20100101 Firefox/66.4 Windows 8Unknown
Mozilla/5.0 (Windows; U; Windows NT 10.5; Win64; x64) Gecko/20100101 Firefox/66.8 Windows NTUnknown
Mozilla/5.0 (Windows; U; Windows NT 10.1;) Gecko/20100101 Firefox/66.4 Windows NTUnknown
Mozilla/5.0 (Windows; U; Windows NT 10.1;) Gecko/20100101 Firefox/66.3 Windows NTUnknown
Mozilla/5.0 (Windows NT 6.3; WOW64; rv:66.0.5) Gecko/20100101 Firefox/66.0.5 Windows 8Unknown
Mozilla/5.0 (Windows NT 6.3; WOW64; rv:66.0) Gecko/20100101 Firefox/66.0 Windows 8Unknown
Mozilla/5.0 (Windows NT 6.3; WOW64; rv:33.0) Gecko/20100101 Firefox/66.0 Windows 8Unknown
Mozilla/5.0 (Windows NT 6.3; Win64; x64; rv:66.0) Gecko/20100101 Firefox/66.0 Windows 8Unknown
Mozilla/5.0 (Windows NT 6.3; rv:66.0.2) Gecko/20100101 Firefox/66.0.2 Windows 8Unknown
Mozilla/5.0 (Windows NT 6.3; rv:66.0) Gecko/20100101 Firefox/66.0 Windows 8Unknown
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