Your Nvidia graphics will not work on CatalinaHi, I get stuck during installation View attachment 463557
Sti Sapphire Rx 480 install
Old hacitosh with high Sierra
Now new pc with
ASUS strix z390 gaming-e
I7 9700k
Hd ssd m.2 Samsung 970 500gb
Sapphire rx 480
16gb g skill ddr 4