Microsoft has a full tutorial, including screenshots and FAQ about how to set it up in Entra.
IMPORTANT! When the setup in Entra is done, you have to contact SimployerOne's Support to add your domain(s), to activate the SSO login prompt.
Here is the guide How to set up AlexisHR in Entra
When you integrate AlexisHR with Azure AD, you can:
Control in Microsoft Entra ID who has access to AlexisHR.
Enable your users to be automatically signed-in to AlexisHR with their Azure AD accounts.
Prerequisites
To get started, you need the following items:
An Microsoft Entra ID subscription. If you don't have one, you can get a free account.
AlexisHR single sign-on (SSO) enabled subscription.
AlexisHR supports
In this tutorial, you configure and test Microsoft Entra ID SSO in a test environment.
IDP initiated SSO.