You can complete the change procedure at the "au ID Member Information Site" [au ID会員情報サイト].
Tap on [MENU] icon, then tap on "Fingerprint/Face Recognition Login Settings" [指紋・顔認証によるログイン設定].
Tap on [OK], then perform fingerprint authentication.
Your identity will be verified using fingerprint authentication.
Your identity has been verified.
Select the device you would like to remove from the "Registered device" [登録している端末].
Select the device you would like to remove from the "Registered device" [登録している端末] and tap on "Remove registered device" [登録済端末を解除].
Tap on "Remove registered device" [登録済端末を解除] to complete the removal process.
The device is now removed.
Android: Android 7.0 or later and using Chrome browser
iOS: iOS 14.0 or later and using Safari
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