How To Fix Final Cut Pro X A/V Output None Found macOS Sonoma

Fix A/V Output None Found in Final Cut Pro X in just 3 minutes! Final Cut Pro Tips and Tricks. macOS Tips and Tricks.

If you are a Final Cut Pro X user and if you also use Blackmagic Design Decklink, UltraStudio or Atem to get clean feed to your grading monitor, and if you lately upgraded to macOS Sonoma, then you’re in trouble 🙂 Most probably you encountered problem that your Blackmagic device stopped showing up in the Final Cut’s A/V output. All you can see now is only sad error message: “A/V output not found”. Here’s how to fix it 🙂

How to enter macOS Sonoma Recovery:

Apple Silicon Mac:

Intel Mac:

Terminal command:

system-override legacy-camera-plugins-without-sw-camera-indication=on


Did You Know This macOS Trick? Will Save You a Lot of Time!

This macOS trick will save you time and make you more productive. Another great macOS secret from my video series macOS Tips and Tricks.

Open Terminal Application and run these commands:
To set no delay when revealing the macOS Dock:

defaults write autohide-delay -float 0 && killall Dock

To revert back stock Apple settings of the macOS Dock:
defaults delete autohide-delay && killall Dock

How to Mount Network Shares Automatically on Startup in macOS

Best way how to automatically mount network share on macOS. I’ll show you 2 methods. Save lot of time and enjoy your network shares automatically mounted on macOS startup. Let macOS connect all network disks upon startup.

How to Mount Network Shares Automatically on Startup in macOS

Download Apple Script to Automatically Mount Network Shares Upon macOS Startup:

New King of Thunderbolt Docks! – Sonnet Echo 20 Superdock

The best Thunderbolt dock I ever tested. Gain 20 additional ports! Supercharge your Apple Mac, Windows PC, Chromebook or iPad Pro with this revolutionary Sonnet Echo 20 Thunderbolt 4 SuperDock. Simply best Thunderbolt dock for Mac 🙂 Better than CalDigit TS4.

Sonnet Echo 20 Thunderbolt 4 SuperDock:

Addlink S95 8TB SSD PCIe NVMe Gen4 7000 MB/s:

Addlink S95 4TB SSD PCIe NVMe Gen4 7200 MB/s:

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TOP 4 Accessories For Fujifilm X-H2 & X-H2s Cameras

Convert your Fuji X-H2 to a cinema rig. These are mine TOP 4 accessories to get for Fujifilm X-H2 or X-H2s camera. Cage, top handle, monitor mount and quick release plate adapter.

1) You should get THIS cage for good price:
👉 Worldwide:
👉 CA: #ad
👉 DE: #ad
👉 FR: #ad

2) Smallrig Top Handle with 5 Cold Shoe Adapters:

3) Smallrig Monitor Mount:

4) Smallrig Camera Quick Release Plate:

As an Amazon Associate I earn from qualifying purchases.

Morgonaut’s Apple Online Help / Ask Me Anything / Just Chat

As I promised I prepared for you livestream, so if you have any problem with your Mac describe it in the live chat and I will try to help you as best as I can.

Live Stream

You can watch it and participate here:

M3 Max Faster Than M2 Ultra! M3 MacBook Pro Benchmarks Leaked

I just got first benchmarks on Apple’s M3 lineup of chips, the M3 MacBook Pro, M3 Pro MacBook Pro and M3 Max MacBook Pro. The results are absolutely insane. Can it beat even the Apple Silicon M2 Ultra chip? Let’s find out.

Will Canon R7 Overheat While HDMI Recording to Atomos Ninja V?

Canon R7 for external HDMI recording to Atomos Ninja V? Will it overheat, or The Canon R7 and Ninja V is the best combo for longer shoots? Or you will get sad warning “Overheated Shutting Down” message? Let’s find out…