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1. #Download yosemite installer how to#
2. #Download yosemite installer install#
3. #Download yosemite installer drivers#
4. #Download yosemite installer mac#

Click Continue to begin the process of installing or reinstalling OS X. Click Continue.Ī sheet appears informing you that your computer’s eligibility needs to be verified by Apple. Select Reinstall OS X, and click Continue.

#Download yosemite installer mac#

Feb 04, 2019.īoot from your Recovery HD partition by restarting your Mac while holding down the Command+R keys.

#Download yosemite installer how to#

Once you’ve done that, here’s how to install, reinstall, or upgrade Yosemite, step by step:Īug 13, 2015.

#Download yosemite installer install#

If you’ve never had Yosemite on this Mac, the first thing to do is visit the Mac App Store, download Yosemite, and install it. In other words, these instructions describe the process for installing, reinstalling, or upgrading OS X Yosemite. But they’re also what you do if something really bad happens to the copy of OS X that you boot your Mac from, or if the version of OS X on your Mac is earlier than 10.10 Yosemite. The following instructions do triple duty: Of course they’re what you do to install OS X for the first time on a Mac or a freshly formatted hard or solid-state disk. If any essential OS X files become damaged or corrupted or are deleted or renamed If you replace your internal hard drive with a larger, faster, or solid state drive If you buy an external hard drive and want it to be capable of being your Mac’s startup disk (that is, a bootable disk) If you have a catastrophic hard-drive crash that requires you to initialize (format) or replace your boot drive If your Mac is currently running any version of OS X except Yosemite But you might find occasion to install, reinstall, or use it to upgrade, such as And in a perfect world, that would be the case. In theory, you should have to install Yosemite only once, or never if your Mac came with Yosemite preinstalled. The process in Yosemite is (compared with root-canal work, income taxes, or previous versions of OS X) relatively painless. That said, reinstalling OS X almost always corrects all but the most horrifying and malignant of problems. It’s not the end of the world, but it’s almost always inconvenient. Finally, you might have to reregister or reinstall some of your software.

#Download yosemite installer drivers#

And you might have to reinstall drivers for third-party hardware such as mice, keyboards, printers, tablets, and the like. Reinstalling is a hassle because although you won’t lose the contents of your Home folder, applications you’ve installed, or the stuff in your Documents folder (unless something goes horribly wrong or you have to reformat your hard drive), you might lose the settings for some System Preferences, which means you’ll have to manually reconfigure those panes after you reinstall.

So if you have to do a reinstallation, realize that this is more or less your last hope (this side of the dreaded screwdriver, anyway). You don’t want to reinstall OS X if something easier can correct the problem. If nothing else fixes your Mac, reinstalling OS X could well be your final option before invasive surgery (that is, trundling your Mac to a repair shop). If you’re thinking about reinstalling because something has gone wrong with your Mac, know that an OS X reinstallation should be your last resort. In this article, you discover all you need to know to install or reinstall OS X, if you should have to. If OS X Yosemite came preinstalled on your new Mac, you’ll probably never need this article. ITunes forever changed the way people experienced.