My Apple ID email is defunct
How do I change my Apple ID to a new email address when I don't have access to the old email address?
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How do I change my Apple ID to a new email address when I don't have access to the old email address?
Depending on what you did with your 'old' Apple ID.
If you have deleted it, it is no longer valid, it simply no longer exists and it no longer works.
To understand about a deleted Apple ID, see the Apple articles below:
How to delete your Apple ID account
How to delete your Apple ID account – Apple Support (UK)
See also: Understand and control the personal information that you store with Apple
Understand and control the personal information that you store with Apple - Apple Support
You can also check that 'old' Apple ID via your email box if you stil have / know, see this Apple article: If you forgot your Apple ID
If you forgot your Apple ID email address or phone number - Apple Support
OR see -> Having trouble signing in?
https://iforgot.apple.com/password/verify/appleid
See also -> If you can't connect or sign in to iCloud
If you can't connect or sign in to iCloud - Apple Support
If you find it, see this Apple article: Change your Apple ID
Change your Apple ID - Apple Support (SG)
Then see this Apple article: What to do after you change your Apple ID or password
What to do after you change your Apple ID or password - Apple Support
See also this Apple article: If your Apple ID is locked or disabled
If your Apple ID is locked or disabled - Apple Support (CA)
-> Get a verification code and sign in with two-factor authentication
Get a verification code and sign in with two-factor authentication - Apple Support
Check also ⤵️
Contact Apple for help with Apple ID account security
Contact Apple for help with Apple ID account security - Apple Support
Apple ID Support
Apple ID - Official Apple Support
If iCloud Mail isn't working
If iCloud Mail isn't working - Apple Support
BTW: Your Apple ID is the personal account you use with all Apple products and services. It includes the email address and password you use to sign in, as well as the contact, payment, and security details that you use with Apple.
You can’t merge multiple Apple ID accounts.
Depending on what you did with your 'old' Apple ID.
If you have deleted it, it is no longer valid, it simply no longer exists and it no longer works.
To understand about a deleted Apple ID, see the Apple articles below:
How to delete your Apple ID account
How to delete your Apple ID account – Apple Support (UK)
See also: Understand and control the personal information that you store with Apple
Understand and control the personal information that you store with Apple - Apple Support
You can also check that 'old' Apple ID via your email box if you stil have / know, see this Apple article: If you forgot your Apple ID
If you forgot your Apple ID email address or phone number - Apple Support
OR see -> Having trouble signing in?
https://iforgot.apple.com/password/verify/appleid
See also -> If you can't connect or sign in to iCloud
If you can't connect or sign in to iCloud - Apple Support
If you find it, see this Apple article: Change your Apple ID
Change your Apple ID - Apple Support (SG)
Then see this Apple article: What to do after you change your Apple ID or password
What to do after you change your Apple ID or password - Apple Support
See also this Apple article: If your Apple ID is locked or disabled
If your Apple ID is locked or disabled - Apple Support (CA)
-> Get a verification code and sign in with two-factor authentication
Get a verification code and sign in with two-factor authentication - Apple Support
Check also ⤵️
Contact Apple for help with Apple ID account security
Contact Apple for help with Apple ID account security - Apple Support
Apple ID Support
Apple ID - Official Apple Support
If iCloud Mail isn't working
If iCloud Mail isn't working - Apple Support
BTW: Your Apple ID is the personal account you use with all Apple products and services. It includes the email address and password you use to sign in, as well as the contact, payment, and security details that you use with Apple.
You can’t merge multiple Apple ID accounts.
My Apple ID email is defunct