How to Reset Apple ID/iCloud Password
https://support.apple.com/en-us/HT201487
If you need to reset your Apple ID or iCloud password the link above will direct you on the appropriate steps to take. If you have forgotten your iCloud/Apple ID or want to verify what it is please refer to this link How to Find you Apple ID.
**Note: Laerdal Servcie Desk is not responsible for helping you reset your Apple ID password if you have problem resetting your password please reach out to Apple directly at 1-800-APL-CARE(1-800-275-2273) or Apple Support.