dump it from your Switch. After you got your File (can be .xci or .nsp) create a folder somewhere on your PC and in that folder create another folder for your game. After that double-click into Yuzu and select the folder you put your game folder in. ...
In case you already have opened Ryujinx on your Mac, you will not have to press and hold the Shift key for this anymore. You can launch it normally, like other apps. If you want, you can copy the Ryujinx app to the Application folder of macOS. Please keep in mind that in some case...
dump it from your Switch. After you got your File (can be .xci or .nsp) create a folder somewhere on your PC and in that folder create another folder for your game. After that double-click into Yuzu and select the folder you put your game folder in. ...