It's more difficult but you can use a PC running Windows 10 and gibMacOS to download any of these macOS versions. What if I don't have a macOS download eligible Mac or Hackintosh yet ? You can upgrade them to El Capitan for free if you have one that is still on Snow Leopard. MacBook Pros from late 2008/09 or newer will also work well. again, the minimum of 2GBs of ram applies here if using a 2007/08 Mac mini.

If you have a 2010 Mac mini or iMac still on Snow Leopard you can upgrade it to Yosemite for free. They all have a Core 2 Duo CPU and at least 2GB of ram which is required for Lion through the Mojave version of macOS. If you would like to buy, borrow or rent a used Mac mini to create your installer, the 2010 models are the best choice. Using USB 2.0 ports and mechanical drives can really slow down the creation process. When you create your USB installer on an older Mac expect it to take anywhere from 30 to 60 minutes. Format the USB drive using Boot Disk Utility. Edit ist using WordPad (or another text editor) and remove the chunklistURL and chunklistid keys for InstallESD as well as rename InstallESDDmg.pkg to InstallESD.dmg (example here) Write BaseSystem to USB. At the same time, the tool serves an important role when it comes to the software developers who would like to develop windows program on Mac platform. Old Safari versions won't pass the security requirements for most sites. Rename InstallESDDmg.pkg inside the SharedSupport folder to InstallESD.dmg. Convert DMG files to ISO is a great tool for the users that are familiar with the two platforms. Since ISO is a better format for Windows, you can also convert the DMG to the ISO format and then use the ISO disk image to create the bootable USB. You should also download the newest Chrome or Firefox browser version that works on your older Mac. Convert DMG to ISO and Create macOS Boot USB from Windows Make A Pkg From Dmg File. Lion for example, requires a 64 bit Intel processor to install that edition of Mac OS X. Your older Mac or Hackintosh must have at least an Intel Core 2 Duo processor and be able to run OS X Snow Leopard or a newer version of OS X to use Unibeast for Catalina or other versions of macOS. After that, copy your custom OC EFI folder to the USB's EFI partition. Find your Sierra installer in Applications. Click through all the prompts that come up.ģ. MacOS Sierra - Direct download of a Sierra InstallOS.dmg from Apple.ġ.

Install macOS High Sierra Beta 10.13.5 (17F66a).

If you have an AMD CPU and motherboard you'll need to use createinstallmedia method and the OpenCore pkg. Building a CustoMac Hackintosh: Buyer's Guide

Convert pkg to dmg windows