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The report that the command generates is then opened by System Information and formatted in a way that’s easy to view. It doesn’t do anything itself, instead relying upon the system_profiler command (which we’ll come to later) to generate hardware and software configuration reports. The System Information app is nothing more than a tweaked XML viewer. This will swap About This Mac to System Information… and allow you to launch it directly.įinally, you can simply launch the app from where it resides: within /Applications/Utilities. You can bypass this process completely by holding down the Alt key when in the Apple menu. There are a number of ways you can access System Information as it has a number of shortcuts in different places, the most common way is from the About This Mac pane.Ĭlick on More Info to reveal some additional information about the Mac and then click System Report… To get the most out of it, we’ll exploring the app, and its lesser-known command-line options, in further detail. While most of us have used System Information at one time or another, it’s an often overlooked and undervalued tool. In either case, this type of information can be useful for hardware upgrades, although it should be noted that Mac OS X makes it easy to upgrade memory by specifying the type of RAM and capacity for a particular machine, assuming the Mac can be upgraded anyway.System Information (formerly System Profiler) in OS X provides a detailed breakdown of the hardware and software configuration of a Mac, from Bluetooth information and attached USB devices to installed software and extensions.

You will often find that simply knowing and finding the model year for your Mac building is enough, but sometimes services and websites refer to the model number. This is the same for all modern versions of MacOS and Mac OS X, as is System Information. The model identifier is always a name and a numeric sequence followed by the “Model name and model number, model version” syntax, as already mentioned, this can look like “iMac9.3” or “MacBookAir3.1” among many others. On the System Information screen, select Hardware (this is usually selected by default) and look for “Model Identifier” in the Hardware Overview.Select “System Information” at the top of the list (this is “About This Mac” if the Option key is not held down.Hold down OPTION and click  the Apple menu.So if you need to know the ID number of your Mac model, just follow these steps to find the information for each machine:

While the model ID is somewhat technical (very few people refer to their Mac as the model ID number), Mac OS X makes it very easy to download in practice with a very modern version of the Mac operating system. How to Find a Mac Model Identification Number