Sitemail 7.5 x

I think you meant to type "SiteMail 7.5 x"!

SiteMail is a popular email client, and 7.5 is a version number. If you're looking for information on how to use SiteMail 7.5, I'd be happy to help.

Could you please specify what you're trying to do or what issue you're facing with SiteMail 7.5? Are you having trouble setting up your account, sending or receiving emails, or something else?