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Subject: Re:Can I use FreeBSD as a desktop system?
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from  Masayoshi Fujimoto:

> My laptop is FreeBSD. lol
> Sometimes, I visit some websites which mainly support Windows' browser.
> FreeBSD's Firefox is not allow to post data there.
> I can not watch football there. >_>
> So I use VirtualBox to use Windows 10. >_>

Is FreeBSD's Firefox not capable, or does the website discriminate against the user-agent string that shows FreeBSD?

You could, through about:config or Firefox add-on, modify the user-agent string so that the OS shows as Windows or Mac OS.

See also
http://www.whatismyuseragent.net/

Tom