・Select the language you want to use and click. (When the keystroke receiving dialog still on the screen, click and close it.) Īfter checking that your model has been checked, close. (4) When the model is checked, the below dialog appears. *You can’t unlock if the username and password are incorrect. (3) After entering the user name and password, click and you’ll be able to check the model. If it’s greyed out and you can’t check it, click the key icon in to show the popup screen shown in (3). (2) Select and check the model you want to update in the apps selection on the right. The below dialog appears when updating the firmware.Ĥ.4 > See the Firmware Update Guide for your hardware to learn how to start update mode.īe sure to close all applications running on the computer before the update.Ĭase 1. Note: Be sure to use an AC adapter to power your laptop. ģ.1 Connect the computer and the hardware using a USB cable.

Save to a directory such as desktop and double click to mount it. You can also check the firmware version in Step 4.įor details, see the Firmware Update Guide for your hardware. You can check the firmware version of your hardware by connecting your hardware to your computer and starting the setting utility. Update the firmware from your computer.Check the downloaded file on your computer.Check the current firmware version of your hardware.Please check the Firmware Update Guide for your hardware as well.) When updating firmware on macOS Big Sur, you must follow the installation as described below. New security measures have been added in macOS Big Sur. Important notice for updating firmware on macOS Big Sur

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