Forgot Apple ID password
How do I change my trusted phone number?
Log into the account on http://appleid.apple.com and change it.
If you don't have access to your current trusted phone number and if you've also forgotten your account's password : Two-factor authentication for Apple ID - Apple Support
You can reset or change your password from your trusted device when you follow these steps.
On your iPhone, iPad, or iPod touch:
- Go to Settings > [your name]. If you're using iOS 10.2 or earlier, go to Settings > iCloud > tap your Apple ID.
- Tap Password & Security.
- Tap Change Password.
- Enter a new password.
On your Mac:
- Go to Apple menu > System Preferences, then click iCloud.
- Choose Account Details.
- If you're asked to enter your Apple ID password, click Forgot Apple ID or password and follow the onscreen instructions. You can skip the final steps below.
- Click Security > Reset Password. Before you can reset your Apple ID password, you're required to enter the password used to unlock your Mac.
These steps will work only from a trusted device with a device passcode or password enabled. If you need help or don't have access to a trusted device, try these steps to regain access to your account.