If you have the full 10 years remaining, you might not be able to transfer right now according to: https://kb.porkbun.com/article/224-transfer-domain-from-goog

If you have the full 10 years remaining, you might not be able to transfer right now according to: https://kb.porkbun.com/article/224-transfer-domain-from-google-domains-to-porkbun https://kb.porkbun.com/article/224-transfer-domain-from-goog... Since domains can only ever have a max of ten years registration at any given time, sometimes the registry won't allow domain transfers that already have nine years of registration.