Download xdelta for your distribution.You’re good to go and have Beyond Melee installed on Mac! Third field, browse to the folder your vanilla ISO is in, then put in Beyond-Melee-1-1-1.iso (or Diet-Beyond).Second field, put in your vanilla ISO you just found in your Dolphin.For the first field, find the patch with the extension '.xdelta' in the folder you downloaded it to.See where your vanilla ISO is stored in your computer. (optional) This step is just for finding your vanilla ISO, if you know where it is, skip it.) Open Dolphin, the one you use for rollback/slippi(and make sure its updated), and right click your vanilla Melee iso, then click “open containing folder”.Download the xdelta file of the version you want here: Beyond Melee v1.0.0.If you still have any problems, make sure to first check the FAQ. Beyond Melee should show up as a separate ISO, no the vanilla one. Put this iso in the same folder as your vanilla Melee iso, and then refresh Dolphin.It will generate 'BeyondMelee-1-1-1.iso' in the same folder as the patcher if everything went right.Once you’ve found your Melee ISO, drag it anywhere on the patcher window.Open Dolphin, the one you use for rollback/slippi(and make sure its up to date), and right click your vanilla Melee iso, then click “open containing folder”.Download Beyond Melee Offline Patcher v0.1.0.