How do I do this pop up?

[email protected] (ToddAndMargo via perl6-users) Wed, 21 May 2025 00:19:50 -0700

Newsgroups	perl.perl6.users
Message-ID	<[email protected]>

Hi All,

Windows 10/11

How do I do a popup like this?  Well somewhat like this.

https://ibb.co/7JQdGJP4

Many thanks,
-T