I can’t use FaceTime on cellular data
Why can’t I use FaceTime without wifi?
iPhone 11 Pro Max
Why can’t I use FaceTime without wifi?
iPhone 11 Pro Max
Good afternoon Marvelus7,
Welcome to the Apple Support Communities!
I understand you are trying to make a FaceTime call using cellular data instead of Wi-Fi on your iPhone 11 Pro Max. The resource below provides some troubleshooting steps for this issue. I've highlighted some key information here for you. Click on the link for complete details.
If you can't make a FaceTime call on your iPhone, iPad, or iPod touch
"If you're trying to use FaceTime over cellular, make sure that Use Cellular Data is on for FaceTime.
Go to Settings and tap Cellular or tap Mobile Data, then turn on FaceTime.
Go to Settings > FaceTime and make sure that FaceTime is on.
Take care.
I can’t use FaceTime on cellular data