What defines the "newer" version of the Microsoft Lists App?

[tecchan1107]

What type of issue is this?

Question

What SharePoint development model, framework, SDK or API is this about?

Declarative list formatting

Target SharePoint environment

SharePoint Online

What browser(s) / client(s) have you tested

• [ ] 💥 Internet Explorer
• [X] 💥 Microsoft Edge
• [X] 💥 Google Chrome
• [ ] 💥 FireFox
• [ ] 💥 Safari
• [ ] mobile (iOS/iPadOS)
• [ ] mobile (Android)
• [ ] not applicable
• [ ] other (enter in the "Additional environment details" area below)

Additional environment details

No response

Issue description

This document states that the embed of customRowAction can only be used with the "newer" version of the Microsoft Lists App. Is there a way to determine if the Microsoft Lists App currently being used is the "newer" version?

[ss00dd]

Views being shown as tabs at top of screen should be a good indicator that new experience is active on the list. For more details you can refer to https://techcommunity.microsoft.com/t5/microsoft-365-blog/microsoft-lists-easier-better-faster-stronger/ba-p/3806075