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Le Apple Watch Ultra 4 prend-il en charge eSIM ?

Oui

Le Apple Watch Ultra 4 prend en charge l’eSIM.

Son eSIM se configure via votre opérateur mobile, en complément du téléphone auquel elle est associée.

Comment la configurer
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Mis à jour le octobre 2026

Apple Watch Ultra 4 et eSIM

Yes, the Apple Watch Ultra 4, released by Apple in 2026, fully supports eSIM technology, allowing you to enjoy cellular connectivity and leave your iPhone behind. This advanced feature enables you to make calls, send messages, and stream music directly from your wrist, offering unparalleled freedom and convenience.

The Apple Watch Ultra 4, as with previous cellular-enabled Apple Watch models, does indeed support eSIM functionality, making it a truly standalone and connected device. This means users can activate a cellular plan directly onto their watch without needing a physical SIM card. This integrated eSIM capability allows the Apple Watch Ultra 4 to make calls, send messages, stream music, and use data services independently of a paired iPhone, even when the iPhone is not nearby.

Setting up an eSIM on your Apple Watch Ultra 4 is a straightforward process, primarily managed through the paired iPhone. Once your cellular carrier supports Apple Watch cellular plans, you can typically activate it by following these steps:

  • Open the Apple Watch app on your iPhone.
  • Tap My Watch, then tap Cellular.
  • Follow the on-screen instructions to set up a new plan or transfer an existing one. This usually involves signing into your carrier account and confirming your selection.

The benefits of eSIM on the Apple Watch Ultra 4 are particularly impactful for active users and travelers. With eSIM, you gain unparalleled freedom, as you no longer need to carry your iPhone to stay connected. This is ideal for workouts, hikes, or quick errands. For international travel, eSIM on your Apple Watch allows you to potentially add a local data plan for connectivity without relying on Wi-Fi or incurring costly roaming charges on your primary phone plan. This eliminates the hassle of physical SIM card swapping and ensures continuous connectivity on your wrist.

While the Apple Watch Ultra 4 typically uses a single eSIM profile for its cellular connectivity, users should ensure their carrier supports Apple Watch cellular plans in their region. As of 2026, most major carriers offer dedicated plans for Apple Watch, allowing users to extend their existing phone number to their watch or obtain a separate number if desired. It's always a good practice to check with your specific carrier about plan compatibility and any additional costs associated with activating cellular service on your Apple Watch Ultra 4.

FAQ eSIM Apple Watch Ultra 4

Yes, the Apple Watch Ultra 4 fully supports eSIM technology. This allows you to connect to a cellular network without a physical SIM card.

No, the Apple Watch Ultra 4 does not support dual SIM functionality. While it uses eSIM, it is designed to operate with a single cellular plan tied to your iPhone.

Activating an eSIM on your Apple Watch Ultra 4 is straightforward and typically done through your paired iPhone. Here's a general guide:

  • Ensure your Apple Watch Ultra 4 is paired with your iPhone.
  • Open the Apple Watch app on your iPhone.
  • Tap on 'My Watch' then 'Cellular'.
  • Follow the on-screen instructions from your carrier to set up your cellular plan.

Using an eSIM on your Apple Watch Ultra 4 provides several advantages. It allows you to make calls, send messages, and use data directly from your watch, even when your iPhone isn't nearby. This offers greater independence and convenience for activities like running or swimming.

The Apple Watch Ultra 4, released in 2026, is designed to be compatible with most major cellular carriers that support eSIM for wearables. We recommend checking with your specific carrier to confirm their support for the Apple Watch Ultra 4 and their cellular plan options.

En bref

The Apple Watch Ultra 4, as of 2026, fully embraces eSIM technology, offering users unparalleled flexibility and convenience for cellular connectivity. This means you can enjoy the freedom of multiple cellular plans without the need for physical SIM cards, making it ideal for travel, managing separate work and personal lines, or simply having a reliable backup connection.

Ready to harness the power of eSIM on your Apple Watch Ultra 4?

  • Explore various eSIM providers and their data plans tailored to your specific needs.
  • Easily activate new plans directly from your watch or iPhone.
  • Enjoy seamless connectivity and greater flexibility in managing your mobile life.

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