If your Apple Watch is unable to connect either via Bluetooth or Wi-Fi, it again still offers some - although fewer - features.įeatures that are available in each case are detailed here: If your carrier offers Wi-Fi Calling and it is supported on your plan and enabled on your iPhone, you can also use Apple Watch to make calls and (subject to carrier support) to send and receive SMS / text messages. When instead connected to Wi-Fi, the watch also still offers a number of features, including receiving and sending messages via iMessage. Whenever your watch can't connect to the iPhone via Bluetooth, it will attempt, as a fallback, to connect to a known Wi-Fi network - this being a compatible 802.11 b/g/n 2.4GHz Wi-Fi network (some exceptions apply) that your iPhone has connected to before whilst your Apple Watch was connected to the iPhone via Bluetooth.
Normal Bluetooth range is around 33 feet / 10 meters (this will vary in practice due to wireless interference). You don't necessarily need to have your iPhone on or immediately around you (within arm's reach, for example) for the devices to establish and maintain their Bluetooth connection. Note that an iPhone 5s or newer model of iPhone is required (running the latest version of iOS) in order to pair and use Apple Watch Series 3 (GPS):įor Apple Watch Series 3 (GPS), the full range of features is available when Apple Watch and the paired iPhone are connected via Bluetooth and your iPhone has access to both cellular service and the Internet (via either cellular data or Wi-Fi).
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