Hello,
our Webex Site doesn't offer the alternative join meeting option "Join by browse". In admin site also I couldn’t see the Join Method options "Preferred join method in the "Modern View" which in following link has been mentioned.
https://help.webex.com/en-us/nyvuu5f/Set-the-Default-Join-Method-in-Modern-View
Our current release: WBS33
Our site version: 39.2.3.1
Do you have any suggestion? Could be this related to webex control hub option?