iPhone eSIM guide
Does iPhone 16 Pro Max support eSIM?
iPhone 16 Pro Max appears in the co:sim compatible device list. Your exact market, carrier, and hardware variant still matter.
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The short answer
Yes — iPhone 16 Pro Max supports eSIM in eligible cellular variants. Before purchasing, confirm that Add eSIM appears in Settings or its companion app and that the device is carrier-unlocked.
Check your exact iPhone 16 Pro Max
A model name can cover different regional hardware and connectivity variants. This two-minute check confirms your exact device.
- 1
Open Settings on the device or its companion app.
- 2
Open the cellular, mobile network, connections, or SIM menu.
- 3
Look for Add eSIM, Add cellular plan, or a similar option.
- 4
Open About or device status and look for an EID. If the device supports dialling, *#06# may also show it.
What confirms compatibility
If Add eSIM is visible and an EID is present, the device has an eSIM module. You should still confirm that it accepts plans from other carriers.
Carrier unlock is a separate check
An eSIM-capable device can still be locked to the carrier that sold it. Ask that carrier to confirm the device is unlocked before installing a travel eSIM.
Regional and carrier exceptions
Overseas versions support eSIM. Versions sold in mainland China, Hong Kong, or Macao do not support eSIM for this model.
Using co:sim on iPhone 16 Pro Max
Once the checks above pass, you can install a co:sim data plan before departure and configure the device for travel data.
- Choose a plan for your destination.
- Install the eSIM from the QR code or activation details.
- Turn on the travel line and data roaming when you arrive.
Ready to travel?
Find an eSIM plan for iPhone 16 Pro Max
Choose your destination to see available data plans and continue with a device you have already checked.
iPhone 16 Pro Max eSIM questions
Is iPhone 16 Pro Max eSIM compatible?
iPhone 16 Pro Max appears in the co:sim compatible device list, but availability can vary by country, carrier, and hardware variant. Confirm an Add eSIM option is visible before purchasing.
How do I check eSIM support on iPhone 16 Pro Max?
Open Settings or the companion app and find the cellular, mobile network, connections, or SIM menu. If Add eSIM or Add cellular plan is available, the device supports eSIM. Check About or device status for an EID.
Does iPhone 16 Pro Max need to be carrier-unlocked?
Yes. eSIM hardware support and carrier lock status are separate. A carrier-locked device may reject a travel eSIM even when Add eSIM is visible.
Can I keep my physical SIM while using a co:sim eSIM?
It depends on the hardware. Many phones and tablets support dual-SIM use, while watches and some computers use eSIM as their only cellular profile. Active-line limits depend on the model and carrier.