After finally building my first Hackintosh, I decided that the AMD Ryzen™ 3900X processor would be perfect, although Apple never made a Machintosh machine with an AMD processor. I used the Gigabyte X570 Aorus Elite motherboard because it has everything I need for my build. But I decided to upgrade my working machine with a Bluetooth/Wifi PCI-E card to be able to use the SideCar function in macOS. Being able to connect Bluetooth equipment is also lovely.

After Googling around, I found a card that filled all my needs. It’s the Fenvi FV-T919, a Bluetooth 4.0, and 802.11 a/b/g/n/AC compatible Wifi-card that uses ICs that are supported in macOS directly, so no patching needed.

But after installing the card, there was a problem when trying to shut down the machine from the macOS side; the computer would shut down and immediately start up again. Fortunately, I’ve found a fix for the problem.

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