Yosemite is only available for people who had downloaded it previously, otherwise it is no longer available.
Mac OS X El Capitan: Being the 12th major release of macOS, Mac OS X El Capitan belongs to the Macintosh-Unix family of OS. It was majorly released for server OS for Macintosh computers and Apple Inc.’s desktop. Being the successor of OS X Yosemite, it mainly focuses on stability, performance, and security. There is a history in its name. Here’s how to download iWork apps Pages, Keynote and Numbers absolutely free from Apple on your old Mac running OS X Yosemite. Head past the jump for complete details. Apple’s iWork suite of apps has been around for quite a while, but has been a paid affair until recently. Downloaded the iso image and proceeded to make a Mac OS X bootable USB on windows. To create a bootable media to install Mac OS X leopard on my old macbook A1181. I used imageusb and installed. I was very happy to find this 10.5.4 version which worked perfectly. Many thanks to all.
You could probably upgrade to macOS Sierra if your Mac qualifies, otherwise you will be able to update to
Mac OS X El Capitan from here, Upgrade to OS X El Capitan - Apple Support
Best hindi songs download macbook pro 15. As both of these operating systems are a few upgrades newer than Mountain Lion you will need to prepare yourself.
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Make sure you have enough RAM, 4GBs is minimum. Make sure third party apps you use now are supported under El Capitan or Sierra and have updates available, https://roaringapps.com/apps?platform=osx. Also make sure that any peripherals such as printers, scanners etc are supported under El Capitan and Sierra check with the manufacturers of these items for updated drivers / software etc.
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iPhoto and Aperture if you had it are no longer supported by Apple in favour of their new Photos app.