Follow along with the video below to see how to install our site as a web app on your home screen.
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Inviting everyone who uses WordPress management tools in Plesk The Plesk team is conducting a 60-minute research session that includes an interview and a moderated usability test. To participate, please use this link .
Your experience will help shape product decisions and ensure the tools better support real-world use cases.
Be aware that Plesk Obsidian hasn't been released yet, it's still in the preview phase, so it's not recommended to run this version on a production server. Changelog, release notes and instructions on how to upgrade can be found here: Change Log for Plesk
As Monty explained there is no stabled Plesk Obsidian version release yet.
Also you do not use one-click-installer to upgrade Plesk.
If you are already have Plesk installed, you will get a notification on the Plesk Panel(logged in as admin) when Plesk Obsidian ready to use. Depending on your > Tools & Settings > Update and Upgrade Settings how early you will get that.
Also If you would like to try Plesk Obsidian Preview version. You can install it to a new server. Test the Plesk Obsidian Preview