Edit by al6042 -> Please do not quote posts which came directly before you replied...
1. Hersteller: ASRock
2. Modell: Z370 Pro4
3. Chipsatz: Z370
4. Bios Version: 3.20
5. Bios Link: http://asrock.pc.cdn.bitgravity.com/BIOS/1151/Z370%20Pro4(3.20)ROM.zip
6. macOS Mojave
Thanks