recovery sign in
how to use my recovery email to change my password
Click this support link→How to use account recovery when you can’t reset your Apple ID password - Apple Support
Start with these instructions from that link:
Before you start the account recovery waiting period, try to reset your password. Learn how to reset your Apple ID password on a trusted device or through the Apple Suport app on a family member’s iPhone, iPad, or iPod touch. You can also visit an Apple Store and ask to use a device on site.