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MacBook08

macrumors regular
Original poster
Aug 10, 2008
248
0
California
I recently performed an "erase and install" on my MacBook. Do I need to reinstall firmware updates like the trackpad update and such?
 
Shouldn't have had to. Maybe you didn't do them in the first place? Some require actually running the updater app and some require a reboot and holding down the power key.

Either way, if you reinstall the OS, when you run Software Updater it will ask to download the firmware again. Chances are if you run it, you'll be told that you're already up to date. OR, you won't be asked to download it again.
 
It depends how you classify firmware. Like yellow said, firmware is independent from the OS but some people call the major updates in Software update firmware which I think is incorrect. In the true sense of the word, no you don't, all you would need to install are the OS updates. Just run Software Update and choose what you like to update.
 
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