Please remeber For God Sake! BACK UP FIRST.Īs long as the model mac you have can update to the latest OS then you will be fine and should loose no data, however we come back to this. Please note the back up is vital as you may decide that you woul d like to role back to the previose OS due to software compatiabilty as this can be problematic. By doing this the OS is updated, all you personal files are not deleted.

Ensure you are setup with your apple ID and logged in, go to the app store and update the OS.

This will back everything up and make restore points. Simply grab a protable/external SSD or HHD hard drive and run the app timemachine. Without it I wouldnt have everything I have done on my mac for the last 11 years.

For God sake dont do anything inregards to updating until you have used Timemachine that is in build back up and restore for your mac.

You can however download and updated to the latest OS your mac can run. Find the current Mac OS, and click Upgrade. After backing up all your data and programs Go to the App Store on your Mac, navigate to the OS section. If not supported it simply wont install so you are limitted to when apple cut of the model from further OS updates. Answer: It strictly depends on the capabilities of your particular Mac model.

Check on the apple website if your mac is able to update to the latest OS.

Find out you mac model, every kind (release) has its own unique number.

(Mavericks, Yosemite and Sierra are no longer available. Mountain Lion can be obtained from the Online Apple Store (see above). Click to expand.As long as the model mac you have can update to the latest OS then you will be fine and should loose no data, however we come back to this. El Capitan is available from the Mac App Store but only from a special link for upgraders from Snow Leopard (see below).

Can i upgrade mac 10.7.5 to high sierra