How to enable system extension on Apple Silicon M1 Mac?

Posted by Tim to BitLocker for Mac Tips on January 5th, 2021

Step 1: When installing M3 BitLocker Loader for Mac, you need to allow system extension on Apple Silicon M1 Mac.

Allow system extension

Step 2: After opening security preferences panel, click "Lock" button to unlock the settings.

security preferences

Step 3: Click "Enable system extensions...".

click Enable system extension

Step 4: Click "Shut down".

click shut down

Step 5: Press power button until you see the following window, click "Options" to continue.

Enter to recovery mode on Apple Silicon MacBook

Step 6: Select "Startup Security Utility" from Utilities menu.

Startup Security Utility

Step 7: Click "Security Policy...".

Startup Security Utility

Step 8: Check "Reduced Security" option and "Allow user management of kernel extensions from identified developers", then click Ok.

Check reduced security option

Step 7: Restart your Mac.

Step 8: Click "Allow" option in Securtiy Preferences settings to allow system extension.

Mac computer security privacy settings