How to get new license when the demo license is over for Milestoene XProtext Corporate 2022 R2

Milestone XProtect Management Client 2022 R2 trail license will expires on 11th July 2023. How to extend the license ?

I get a message when i open Milestone X protect tool. below is the message:

TITLE: Milestone XProtect Management Client 2022 R2

Thank you for using this trial license to demonstrate or evaluate the XProtect video management software. The trial license expires on 7/11/2023. To fully license the product, please contact your reseller or find one on https://www.milestonesys.com/.

Please ask the license chat. On the support page you find it in the bottom of the page. https://www.milestonesys.com/support/