As per your query, To participate in the One UI Beta program you will need to download the Samsung Members app from the Galaxy Store or the Google Play Store. After installation, launch the Samsung Members app, click notice, and then submit the “One UI Beta Program” application form through the “Registration of One UI Beta Program” in the notice. If you have a Samsung Account and meet all participation criteria, the entire registration process will be completed.
After finishing the Beta Program registration process, click the ‘Software Update’ menu (Settings > Software update > Download and install), and you can download and install beta software.
