Samsung offers free adapter to use the Galaxy Note 9 with the Gear VR - SamMobile
Note9 compatible with Note8 Gear VR? - Android Forums at AndroidCentral.com
The Galaxy Note 9 works with Gear VR via free adapter - CNET
I requested a note 9 adapter for my gearvr more than a month ago. They have been sending me 1 every week since. Will I get another one next week? : r/GalaxyNote9