How to send notifications to guest members on Xenforo ?

[0x01m]

Hi everyone, I want to send notifications to visitors on Xenforo, specifically guest members. How can I do this?

 

[0x01m]

I found this plugin, but does anyone have access to it?
https://wmyonetici.com/konular/wmyonetici-ziyaretci-bildirimleri-1-0-2.417/