Install macOS Catalina 15.5 on External USB Hard Drive

The best way to make a hackintosh is to install macOS on an external USB hard drive with your laptop or desktop to make sure everything works before installing it to the internal Hard Drive. This is how I configure and install an external USB hard drive for Catalina 15.5. Assuming you have a bootable macOS Catalina USB flash drive with Clover or OpenCore boot loaders ready.

 

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