I tested my USB-C cables with this free Mac app - some weren't what they claimed
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ZDNET's key takeaways
- USB-C cables look identical, but their specs can vary wildly.
- WhatCable reads cable specs for free on Apple Silicon Macs.
- My testing found several cables lying about their specs.
USB-C's biggest flaw is that every cable looks the same, whether it's a free charge-only cord that came in the box, or a $159 cable you bought specifically because it was rated for 100W and 40Gbps. You just can't tell which is which by looking at it, and until now, the only way to find out was to use a dedicated hardware tester, or trial and error.
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Now there's an app for your Mac that can do all that. And it's free (unless you want to unlock the advanced features).
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