boot device

  1. blackspot

    Catalina boot problem after Multibeast

    Goodmorning everyone! I follow the guide, install with unibeast e multibeast after installation, when i reboot, i have the message Reboot and Select proper Boot Device :( what did i do wrong? Thanks. Mobo: ASRock Z87 Pro 3 Proc: Intel i7-4790 RAM: 16Gb DDR3 Video: NVidia GTX760 SSD: Samsung...
  2. janetdrscott

    Problems flashing/installing Unibeast Z77A-G45

    Hi everyone, this is my build: MSI Z77A-G45 i7 3770k GTX680 16GB RAM 1TB HDD 750w PSU I'm having some problems flashing my motherboard via the BIOS in M-Flash using on a FAT 32 USB, I received a black screen that said "Reboot and Select proper Boot device or...
  3. ilikecorn500

    New Hackintosh can't select HD as First Boot Device in BIOS

    Hi! I just built my first Hackintosh, and the install went smoothly. I have a Gigabyte Z77 MB, and an Intel i5 3570K CPU. Anyways, in my UEFI BIOS, before I went through trying to fix the grey screen at startup issue, there were two options for my WD Green 2TB Hard Drive: UEFI and P4 (P4 is just...