To create the bootable drive with Yosemite installed on it, perform the following steps: For that, you can use an external hard drive, DVD or USB flash drive. To install a fresh copy of OS X Yosemite, you require creating a bootable installation drive. Step 1: Create a Bootable Drive with OS X Yosemite on It Creating the backup is important as the entire system’s data gets erased, once you restore Mac to factory settings to perform an OS X clean install.

Also, you can avoid installing the unused and unnecessary data/apps.īefore you decide to factory restore your Mac, the only thing you need to keep in mind is that you should always create the data backup of your old data. Here, you can get selective, and install what you need. Thus, you can freshly install your data, apps, and software. Even the old apps and software get deleted, and the configuration modifications get restored to the default settings. You get a fresh copy of the OS X and an empty hard drive. A clean install is more suitable option as compared to simple OS upgrade as it gives you a chance to start from the scratch. You can get Yosemite on your Mac either by performing a simple OS upgrade or through a clean install. Thus, they will prefer upgrading to Yosemite from their existing Mac OS X version. Certainly, the majority of Apple users are willing to use the new features of this operating system. Mac OS Yosemite, the latest OS X version from Apple, bundles a heap of new and interesting features that make it one of the best Mac operating systems so far.

How to clean install mac os x yosemite