You need the secure setup link from your welcome email. That link carries a one-time code that proves this account belongs to you. If you can't find it, reply to your welcome email and we'll resend a fresh link.
We'll email a secure reset link to the address on file
If an account matches what you entered, we just emailed a password reset link to the email on file. It is valid for 45 minutes. Check your inbox (and spam).