There may be times that you do wish to start again, from scratch. In this tutorial, I will show you how to reformat the hard drive in your Mac and reinstall OS X for that factory fresh finish. There may be occasions, however, when you want to reformat your Mac's hard drive. You will find that OS X is very stable in comparison, it defragments its hard drive on an ongoing basis and it does not get bogged down with additional software in the way that a Windows machine does.
I presume this is not possible because the MacBook Air has no user-removable parts (since RAM is soldered to the motherboard, for example) but it is not clear what alternatives exist.Īpple probably require all those in the know to keep it to themselves, but no doubt some hacker has figured it out.Unlike personal computers that run Microsoft Windows, it should not be necessary to completely reformat the hard drive, once a year, to reinstall the operating system. amount of installed RAM) and then reset PRAM three times to force a reset of the firmware password. With older models, one needed only to change the hardware configuration (e.g. I'm quite comfortable opening up my laptop, even if it voids my warranty, but cannot find any information on how the reset is performed. What do such engineers do to recover or reset the firmware password? I long ago forgot my MacBook Air's firmware password, but haven't needed it until now. If you plan to visit an Apple Retail store please make a reservation at the Genius Bar using (available in some countries only). If you cannot remember the firmware password for your MacBook Air, schedule a service appointment with either an Apple Retail Store or an Apple Authorized Service Provider. Only Apple retail stores or Apple Authorized Service Providers can unlock these computers protected by a firmware password.
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