After clicking Allow, disconnect and re-connect your device and open your Serato software.

NOTE : You may need to click the Lock symbol in the bottom left corner of your Security & Privacy menu to make this change.

You will see a message: System software from developer 'XYZ' was blocked from loading at this point, click Allow:.

Open System Preferences > Security & Privacy.

You must complete these steps within 30 minutes, otherwise, you will need to restart the process by reinstalling the driver:

You will then need to allow the driver to be used by your macOS system, by following the steps below. When you see the System Extension Blocked error message (as in the image below), please click Ok. When installing drivers for your Serato-compatible hardware on macOS, a pop-up similar to the screenshot below will appear, often after the driver indicates it has been installed successfully. NOTE: This doesn't affect drivers that were already installed before updating to Mojave, Catalina, or Big Sur. You may see a Failed to connect: Audio error message in Serato software, and/or you may not be able to route audio through your Serato-compatible hardware, or control various software features with your device. This security feature is present on macOS 10.13 High Sierra, macOS 10.14 Mojave, macOS 10.15 Catalina, macOS 11 Big Sur & macOS 12 Monterey, and without allowing these - your Serato compatible hardware will not work with Serato DJ software on your computer. If you’re a Serato user, are you keen on updating your Mac now that the app is compatible? Have you tried out the SC5000 Prime yet? Does this make you want to try it out the next time you’re at a club? Share your thoughts below.Modern macOS iterations include a security feature that requires user approval before newly installed third-party drivers can be loaded by the operating system.

Check the Serato DJ site for more details. And of course this is great news for Serato DJ users who have been holding off on updating their Macs – as always, make sure that both your DJ software and DJ hardware are compatible before doing the update. This comes hot on the heels of Denon DJ announcing a firmware update that allows the SC5000 Prime to read USB drives with music prepared via Pioneer DJ’s Rekordbox software. Support for the Mixars Quattro mixer is also included in the update. It also brings Official Serato Accessory support for the Denon DJ SC5000 Prime media player, along with Serato DJ and Serato DVS compatibility with the Denon DJ X1800 Prime mixer.

Now at version 1.9.10, it adds compatibility with macOS High Sierra, the latest operating system for Mac users. Serato just announced an update to its Serato DJ software.

Serato dj high sierra