Air Direct Utility
Important: Apple released the first Apple M1 Chip, which is a central processing unit for its line of Macintosh computers. It was designed from the very start to work with macOS Big Sur. At this time, the Air Direct Utility software supports the latest Windows and Mac operating systems but is not currently compatible with devices using the latest Apple M1 chips.

MacOS Big Sur Users with a Previous Version of the Air Direct Utility (ADU)

Important: Even if you have deleted the ADU Program from your applications, the old Driver is still installed on the machine. This Driver needs to be removed prior to using the Air Direct running MacOS Big Sur. There are necessary steps required to fully remove this Driver.

  1. Print or Save the PDF Below

    The following steps will involve you restarting your computer

  2. Run the Air Direct Utility (ADU) Uninstaller

    Please run the uninstaller to remove all previous versions of the ADU. If you initially get an error during the uninstall process, please run the uninstaller a second time.

    Download ADU Uninstaller
  3. Download the Air Direct Utility (ADU)

    Click the link below and bookmark the page or download the ADU but DO NOT install. You will need to install the ADU after the following steps.

    Download ADU
  4. Restart Your Mac & Put into Safe Mode

    While restarting press the "command" + "R" keys which will put the computer into Recovery Mode. You may be required to enter your computer password.

  5. Open Terminal

    Once your Mac has restarted in recovery mode you will be prompted to open Terminal. Open Terminal at this time.

    Terminal prompt
    Command line
  6. Confirm Your Volume Name

    Once You Open Terminal type in the following command exactly as shown below and press enter. Make sure to include quotation marks and the space after "ls". Note: the "l" in "ls" is a lower case L.

    "ls /Volumes/"

    Command line
    Terminal configuration

    After entering in the command above you will be able to retrieve your volume name on the following line in Terminal. Once you have your volume name enter the following command exactly as shown below replacing "Your-Volume-Name" with your retrieved volume name and press enter. Note: If your volume name contains a space you will have to enter "\" before the space. Ex: "your volume name" would be "your\ volume\ name".

    "kmutil trigger-panic-medic --volume-root /Volumes/Your-Volume-Name"

    trigger-panic-medic command
    confirmation
  7. Restart Your Mac and Install the Latest Version of the Air Direct Utility (ADU)

    Once you've restarted your Mac, navigate to www.tethertools.com/big-sur-adu to download and then install the latest version of the ADU. If you have not done so already.

  8. Update your System Preferences

    Once the download is complete, follow the on-screen instructions and "Allow" the Driver in System Preferences -> Security and Privacy -> General and enjoy your Air Direct.