Yeah I don't know. I ended up returning the samsung J727 I bought because despite being told it was unlocked and I could put whatever on it and it was fine for open source work by customer service, the bootloader was locked.
I got a xiaomi and I'm going to see what I can do with ubuntu
This has been an issue for a while: I reached out to the Tizen team about a
month ago with a related issue I'm having (I once had SSH access to gerrit,
but that seems to no longer be the case, and as you point out, there's no
way to register anymore other than contacting the Jira admins through