Samsung Galaxy Note 9 and the current Gear VR don't work together, but there's a workaround - PhoneArena
Genuine SAMSUNG Gear VR SM-R325 Type-C Adapter GH81-16186A Galaxy Note 9 for sale online | eBay
Samsung will ship Galaxy Note 9 owners a free adapter for the Gear VR
Samsung Gear VR (2015) - Note 5, GS6s (US Version w/ Warranty - Discontinued by Manufacturer)
Samsung talked a big game at its Note 9 event, but where was Gear VR? - CNET
Samsung lets you choose between a free Gear 360 and Gear VR now with the Galaxy Note 9 - PhoneArena
Samsung Offers Free Gear VR USB-C Adapters to Note 9 Users – Road to VR
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