![]() To start the diagnostic tests, select “Run offline” or “I agree” on the following screen.Click OK after choosing your language from the options.If you are not using an Ethernet adapter, click the Wi-Fi symbol in the top right corner of the screen to connect to a Wi-Fi network after the computer has restarted. You can choose to use the tool in offline mode after it has been loaded. Keep in mind that Apple Diagnostics on Silicon Macs needs an Internet connection to start up.The Mac will then reboot into the diagnostic tool after around 10 seconds. Hold down the command and D keys at once while the Startup Options screen loads to bring up the diagnostic tool.Press down on the power button until you can see the message “Loading startup options…” on the screen. ![]() You can keep your external wired keyboard and mouse connected if you use them. With the exception of the power and Ethernet adapter, unplug all other devices (if present).Running Apple Diagnostics on a MacBook with an M1 or M2 chipset (Apple Silicon) is essentially the same procedure, and it’s a pretty straightforward one too.įor your Apple Silicon MacBook Pro to undergo diagnostics: The diagnostic tool was previously external to the Mac, but starting in June 2013, Apple integrated the tool (through Internet recovery) on all Macs. Running Apple Diagnostics Process on Different Mac Devices The RAM, power controller, logic board, battery, and other wireless modules will all typically be examined throughout the test. What is Apple Diagnostics?Īpple Diagnostics is a built-in testing tool for Mac devices that can help identify any faulty hardware parts and locate system issues. Read carefully, then follow the specific instructions we’ve provided to guide you through the process. If you’re not sure how to run Apple Diagnostics on your Mac device, we’ve written this guide for you. It will assist you in identifying the procedure that contributes to the issue and decreases Mac productivity. The first thing to try when dealing with a hardware issue is to run Apple Diagnostics (or Apple Hardware Test).
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