Olarila: Catalina 10.15.7 Download [better]

This is the most recommended cross-platform tool. Select your Olarila 10.15.7 file, select your USB drive (16GB+ recommended), and hit "Flash."

It was the first macOS to drop 32-bit support, making it a "clean slate" for 64-bit performance. olarila catalina 10.15.7 download

You must replace the generic EFI on your USB with the one that matches your specific PC hardware. Installation Tips This is the most recommended cross-platform tool