The Apple Watch Series 7 officially ditches the hidden diagnostic port

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the end of an unfulfilled dream

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The Apple Watch’s diagnostic port has been a mysterious part of the wearable lineup since its first model, but the new Series 7 officially ditches the six-pin port entirely.


For the purpose of internal use for diagnostics, the port was not officially acknowledged on Apple’s website or documentation. But the diagnostic port briefly hinted at the possibility of expanding the Apple Watch with hardware accessories.

The most famous of these was the Reserve Strap, which attempted to use the port to extend the Apple Watch’s battery life by incorporating extra batteries into a specially made band that would slot directly into the diagnostic port. port actually offered faster Charging with Apple’s own magnetic cable as well.

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Image: Reserve Strap

Unfortunately, Apple quickly blocked that capability and Reserve Strap (along with almost every other attempt to use the port for useful purposes). For much of the Apple Watch’s later life, it remained useful for its intended purpose: diagnostics for internal Apple use and repair.

Of course, Apple still needs a way to perform diagnostics on the Apple Watch, and it appears to be replacing the mysterious port with an even . more The mysterious 60.5GHz wireless module that pairs with the magnetic dock enables local data transfer for internal use. This led to some speculation that Apple is using the Series 7 as a test bed for a future portless iPhone that could use similar technology to replace cables for connecting to computers. But if years of useless diagnostic ports have taught us anything, it’s that sometimes proprietary diagnostic tools have no great meaning or utility.


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