関連ワード:  how to lock all apps on iphone 7    how to lock apps on iphone 7    how to lock apps on iphone 7 plus    how to lock apps on iphone 7 plus with password    how to lock apps on iphone 7 with password    how to lock apps on iphone 7 with fingerprint    how to lock apps on iphone 7 with face id or passcode    how to lock any app in iphone 7    how to lock photos app on iphone 7    how to lock instagram app on iphone 7