Firefox 91 User Agents

Firefox 91 User Agents in our database. This is a listing of only some of the most popular ones.

• Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:91.0) Gecko/20100101 Firefox/91.0

  Firefox 91 on Mac 10

• Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:81.0) Gecko/20100101 Firefox/91.0

  Firefox 91 on Mac 10

• Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:91.0) Gecko/20100101 Firefox/91.0

  Firefox 91 on Mac 10

• Mozilla/5.0 (Macintosh; Intel Mac OS X 10.13; rv:91.0) Gecko/20100101 Firefox/91.0

  Firefox 91 on Mac 10

• Mozilla/5.0 (Macintosh; Intel Mac OS X 10.12.6) Gecko/20100101 Firefox/91.0

  Firefox 91 on Mac 10

• Mozilla/5.0 (Macintosh; Intel Mac OS X 10.11; rv:91.0) Gecko/20100101 Firefox/91.0

  Firefox 91 on Mac 10

• Mozilla/5.0 (Macintosh; Intel Mac OS X 10.11; rv:83.0) Gecko/20100101 Firefox/91.0

  Firefox 91 on Mac 10

• BB22-Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Firefox/91.0

  Firefox 91 on GNU/Linux

• 0 (X11; Ubuntu; Linux i686; rv:91.0) Gecko/20100101 Firefox/91.0

  Firefox 91 on Ubuntu