

Hit the switch on the back of the PC to turn off supply to the PSU.

How do I install a graphics card for the first time? You can then simply insert your new graphics card into the expansion slot inside the enclosure, and then connect the enclosure to your Mac via one of its Thunderbolt 3 ports. The enclosure is just an empty box that contains a PCIe expansion slot, and a power supply for the graphics card. How do I connect a graphics card to my Mac? Select the checkbox next to Prefer External GPU.Press Command-I to show the app’s info window.

Most apps are in your Applications folder. How do you install a graphics card in a Macbook Pro?
