Procedure for Changing the Security Policy for Mac Computers with Apple Silicon

The procedure after starting up your computer in macOS Recovery is described here.
For this reason, you will not be able to use a web browser on your Mac while performing this procedure. We recommend that you display the procedure on a smartphone or the like and refer to it as you proceed.
You can open this page on your smartphone by reading the two-dimensional barcode below.

https://www.sony.net/dics/msp/

Procedure for Changing the Security Policy

  1. On the Apple menu, select [Shut Down] to shut down your Mac.
  2. After shutting down the system, wait 10 seconds and then press and hold down the power button on your Mac.
  3. Click [Options], then click [Continue].
  4. Click [Utilities], then select [Startup Security Utility].
  5. Select the startup disk you wish to use from those displayed, then click [Security Policy].
  6. After selecting “Reduced Security,” select “Allow user management of kernel extensions from identified developers” and click [OK].
    (We recommend making a note of the settings before making changes so that you can restore the previous security policy after you finish using the app.)
  7. Enter the administrator name and password, then click [OK].
  8. When setting of the security policy is complete, the following window is displayed.
  9. On the Apple menu, select [Restart] to restart your Mac.
  10. After restart, return to the original page and continue operation.

Procedure for Restoring the Security Policy to “Full Security”

  1. On the Apple menu, select [Shut Down] to shut down your Mac.
  2. After shutting down the system, wait 10 seconds and then press and hold down the power button on your Mac.
  3. Click [Options], then click [Continue].
  4. Click [Utilities], then select [Startup Security Utility].
  5. Select the startup disk you wish to use from those displayed, then click [Security Policy].
  6. After selecting “Full Security,” click [OK].
  7. Enter the administrator name and password, then click [OK].
  8. When setting of the security policy is complete, the following window is displayed.
  9. On the Apple menu, select [Restart] to restart your Mac.