Click to "Allow" the Blackmagic Desktop Video installer to continue.If the lock in the bottom left corner is locked, unlock by clicking it.Open the Apple menu ❯ System preferences ❯ Security & Privacy.You may have to open the Security & privacy preferences to allow the drivers to be installed and this is done by:.Open your downloaded drivers and install.Restart your Mac for the changes to take effect.Select Reduced Security, enter your administrator user name and password, then do select the “Allow user management of kernel extensions from identified developers” checkbox to allow installation of software that uses legacy kernel extensions, select the “Allow remote management of kernel extensions and automatic software updates”.If the disk is encrypted with FileVault, click Unlock, enter the password, then click Unlock Select the startup disk you want to use to set the security policy.In macOS Recovery, choose Utilities ❯ Startup Security Utility.If requested, enter the password for an administrator account. Press and hold the power button until you see “Loading startup options.".On the Mac with Apple silicon, choose Apple menu ❯ Shut Down. ![]() If you do not have an Apple Silicon (Apple processor) computer you can skip these 9 steps To find out if your Mac is equipped with an Apple silicon (Apple processor) or Intel processor, see: Mac computers with Apple silicon. On a Mac with Apple silicon (Apple processor), you may first need to use change the security policy to allow user management of kernel extensions. You can also download and install the Blackmagic capturing device drivers manually: Go to Blackmagic Design download page, in the lower left corner, press "Download only".When starting LiveReplayer and no Blackmagic capturing device drivers is installed on your Mac, you will automatically be directed to a link for downloading the drivers. ![]() Installing Blackmagic Desktop Video drivers To find out if your Mac is equipped with an Apple silicon or Intel processor see: Mac computers with Apple silicon ”Blackmagic Design UltraStudio Recorder 3G”, see Blackmagic Design product page. For Apple silicon (Apple processor) computers: For Macs equipped with an Apple silicon you will need the next generation of ”BlackMagic UltraStudio Mini Recorder” capturing device, i.e. ![]()
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