Backup before updating to mountain lion
If you're still running Leopard (10.5) - meaning you haven't updated in six years and probably aren't even reading this from your cave in the Himalayas where there's no Wi-Fi - then you have to buy Snow Leopard first, which will cost .99. Next, you'll want to back up all of your data, which you should be doing on a regular basis anyway.
If you're not, take five minutes to feel a deep sense of shame.
Perhaps one of the most important changes, according to Apple, is one that may not be immediately obvious.
The company says that for many Mac Books, Mavericks offers so many new energy-efficient features that it could add up to an extra hour of battery life.
In my house, we installed i OS 7 right away on our i Phone 4, causing it to seriously slow down. Now one family member quietly resents me and seethes every time she uses her i Phone.
Now that OS X El Capitan is officially out, it’s time to update.
First, though, make sure you read our post on how to prepare for OS X El Capitan.
Now pick your head up and get started with the backup. Or you can use an Apple feature called "Time Capsule." To find it, go to "System Preferences" and then click on "Time Machine." From there, choose "Select Disk" and then pick your Time Capsule from the list.
Now you can go to the App Store to download and then install Mavericks.
But before you hit the download button, there are a few things you might want to know about Mavericks and your own machine.