Coverage· Apple· Published Sep 10, 2026

iOS 27 iPhone Handoff Will Initially Support Only T-Mobile and Deutsche Telekom

Apple is adding iPhone Handoff to iOS 27, allowing two compatible iPhones to share one number and switch between devices. At launch, the feature will support T-Mobile in the U.S. and Deutsche Telekom in Germany.

Coverage

DNA Brief

Signal Summary

iPhone Handoff requires carrier support. The two iPhones must be connected to Wi-Fi, signed in to the same Apple account, and have FaceTime, iMessage, and Messages in iCloud enabled on both devices. Apple says carrier fees may apply, and T-Mobile has not announced pricing.

Why It Matters

The launch scope makes carrier support the main limitation for iPhone Handoff: meeting the device and account requirements will not be enough unless the user’s carrier supports the feature. Users may also need to account for carrier fees, which remain unspecified for T-Mobile.

Evidence

Start with the primary evidence, then review supporting sources and context.

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Primary Evidence

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  • MacRumorsDocumentOriginal

    iOS 27's 'iPhone Handoff' Feature Limited to T-Mobile and Deutsche Telekom at Launch

    Juli Clover

    “Apple is adding a new iPhone Handoff feature in iOS 27 that will let you use the same number on two iPhones and swap between them as needed. iPhone Handoff requires carrier support, and Apple says there may be carrier fees when setting it up.…”