I forgot my 28 number security key

Hey there 1234sn,

Thanks for reaching out. We'd like to see if we can provide some guidance.

If you're having issues with your recovery key, we recommend reviewing the following link:

How to generate a recovery key

If you continue to have issues with your Apple ID, we'd like for you to review this next guide also:

How to use account recovery when you can’t reset your Apple ID password

Keep us posted with your findings.

Cheers.

Brian, from your 2nd link:

• If you generated a recovery key, you can't use account recovery. Learn more about using a recovery key.