Thoughtful, detailed coverage of the Mac, iPhone, and iPad, plus the best-selling Take Control ebooks.

 

 

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How Loud Are Your Mac's Fans?

When they get hot, Macs turn on various internal fans to keep components cool. The noise can be annoying, but just how loud is it? If you have an iOS device with a built-in microphone, you can download one of many free sound meter apps (search on decibel in the App Store) and see if you're subjecting your ears to a truly unreasonable noise level.

 
 

Thunderbolt Firmware Update

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Even though there still aren’t any mainstream Thunderbolt peripherals, owners of Thunderbolt-equipped Macs should probably install the Thunderbolt Firmware Update to be ready. All Apple is saying is that it “provides Thunderbolt performance and stability fixes,” but given how new Thunderbolt is, it seems likely that Apple would still be squashing bugs. Since this is a firmware update, be sure not to interrupt the update process that starts after your Mac restarts. (Free, 486 KB)

 

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