The instructions (step 8) are at this link:<mydomain.tld>/transfer-out

The username/password to access those instructions are at step 5.

Here are the complete steps to access the instructions.

  2. Sign in to Google Suite
  3. Domains
  4. Add/Remove
  5. <mydomain.tld>
  6. Advanced DNS Settings (note the username/password)
  7. Sign in to G Suite Domain Manager
  8. <mydomain.tld>| Gear | Domain Settings
  9. Transfer domain away from Google Suite.

That will lead to the instructions for transferring a domain  out of G Suite.