

While it is possible to format the external drive in MS DOS (FAT32) format for use with both Macs and PCs, this has a number of side effects that are best avoided. MacDrive for Windows permits Windows computers to use disks in Mac formats. Install Mediafour MacDrive for Windows on the PC.Prior to reformatting the external drive, backup any data on it that you wish to save. Format the external drive in Mac OS Extended format: see the Disk Utility Help documents concerning partitioning a disk.

If you have an external drive that you want to share between two locations, such as home and office, and have a PC at one location and a Mac at the other, then the best way to physically share the drive is: a FireWire® or USB 2.0 drive, between a Mac running Mac OS X 10.5 Leopard® and a PC running Microsoft® Windows®: physically or over a local network. There are two ways to share an external drive, i.e. Sharing an external drive between a Mac and a PC under Leopard Learn how to set up Time Machine on your Mac here. Thankfully, Macs include a tool that make backups easy: Time Machine. Should the installation go awry, you don’t want to lose important documents along with your photo and music libraries. If you have determined that your Mac can run Yosemite, then your first move before upgrading is always to perform a system backup to protect your data. Before you do anything, back up your Mac. You can buy Snow Leopard for $19.99 here.Ĥ. If you have an ancient Mac whose OS predates Snow Leopard, you will need to install Snow Leopard before then moving to Yosemite. You need be running one of the following: The About This Mac window will show which version of OS X you have.

Its 10.6.6 update introduced the Mac App Store, which you’ll need to download Yosemite. If you haven’t updated your Mac’s operating system in a number of years, then you need to check to see if you are running at least OS X 10.6.8 Snow Leopard, which was released way back in 2009. Or watch this video about how to upgrade the RAM on a MacBook Pro. For information on upgrading your Mac’s memory, read this article.
