1.iPhoneActivationLockwithForgottenPas…*Apple recommends you "Keep your receipt after you buy an Apple device" --> Keep your receipt after you buy an Apple device - Apple Support Reply of 1 iPhone Activation Lock with Forgotten Password Welcome to Apple Support Community Ahttps://discussions.apple.com/thread/255879097

2.AvastPasswordsWhen you want to add a device to an existing synchronization group, but no other device is handy to authorize it, you can authorize the subsequent device using the 6-digit code sent to your email inbox. What happens to my data if my device is lost or stolen? https://support.avast.com/en-us/article/Passwords-FAQ

3.icloudunlockiCloudUnlock2019的7大替代解决方案“打开我的iCloud”工具已获得普及,其软件可解锁iOS设备的iCloud锁。 这是一个非常简单的工具,可用于绕过iCloud激活锁。 此外,您可以将其用于当前所有最新型号的iPhone。 Pros: 优点: It renders a quick function to remove the iCloud activation lock. It is very user-friendly. https://blog.csdn.net/culing2941/article/details/108617326