AltStore: To install UTM without a jailbreak, we will use AltStore, the self-described “home for apps that push the boundaries of iOS.” Follow our guide on how to install AltStore if you don’t already have it running on your iPhone or iPad.The installation process alone takes around two hours. Plenty of free time: Although running Mac OS X on an iOS device isn’t complicated, it is lengthy.Ensure you have plenty of free storage available on your device before you begin.
You also will need around 15GB for your virtual machine’s hard disk. More recent versions of Mac OS X are not compatible.
ISO file that should be saved directly to your iPhone or iPad.