Choose your Umbraco-version
dotnet add package NewsletterStudio --version 10.0.0-beta2
Install-Package NewsletterStudio NewsletterStudio -Version 3.0.4
Installation
Note. From Umbraco 10 going forward, we will align our major version with the Umbraco version that it's targeting. So Newsletter Studio v10 works on Umbraco v10, Newsletter Studio v11 will work on Umbraco v11.