This software is not supported on your system.
I have 10.11.6 but am trying to install 10.13
iMac, OS X 10.11
Question marked as
sandhya1954 Said:
"This software is not supported on your system.: I have 10.11.6 but am trying to install 10.13"
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About Updating a Mac:
Read the following...
Determining which Update(s) will Install:
I. Verify Compatibility:
A. Start Here: Learn About Compatibility and how to Identify your Specific Mac Model - Apple Support
B. How to Verify:
I. Reveal your Model:
What is the Model of your Mac? To find out...
- Go to: Apple menu
- Click: About this Mac
- View: Second Line-Down
then...
II. Compare the Results:
See if the Model you found is shown here:
- macOS Monterey is Compatible with these Computers - Apple Support
- macOS Big Sur 11 Hardware Requirements - Apple Support
- macOS Catalina 10.15 - Hardware Requirements - Apple Support
- macOS Mojave 10.14 - Hardware Requirements - Apple Support
- macOS High Sierra 10.13 - Hardware Requirements - Apple Support
III. If Compatible:
- Back Up your Mac First: Be certain you Create a Time Machine Backup of your Mac, so that way you can have something to restore your Mac from, should anything go wrong with the reconfiguration.