How much do it cost to replace my iPhone X Max back cámara Lens It has a small crack.

Unless you have AppleCare+ the cost is $549 (USD).

Hi xiomara259,

Thanks so much for using Apple Support Communities. It's great to have you here. I see from your post, you have some questions about repairing your device.

To determine the exact cost to repair your iPhone, you would want to have a technician at an Apple Retail Store or Apple Authorized Service Provider inspect your device.

Check out the following links that can help you locate your closest provider and information to give you a general idea of iPhone repair pricing.

Find Locations

iPhone Repair and Service

Cheers!