About my True tone
Hello can I ask. I bought Iphone X. and the true tone is missing
iPhone X, iOS 15
If you still need help, reset Face ID, then set it up again. Go to Settings > Face ID &Passcode and tap Reset Face ID. Then tap Set up Face ID to set it up again.
If Face ID isn't working on your iPhone or iPad Pro - Apple ...
Do you have a disabled Face ID alert on your device?
Please read the "What to do Next" section in this link, if nothing works as per the instruction given in this link --> If an alert says Face ID has been disabled on your iPhone or iPad Pro