Recent content by Gwyn

  1. Gwyn

    Newbie Need Help! Wake and Sleep Problem in High Sierra

    I successfully installed High Sierra with clean-install. Everything is fine, except sleep-wake. My monitor goes blank and no HDMI signal after wakeup. However sleep-wake on my build works great (most of times) in Sierra and El Capitan. I've tried edit config.plist and smbios, but that doesn't...
  2. Gwyn

    Monitor won't wake after sleep in High Sierra

    Updated: @SirDaniel94 The sleep/wake problem is still around in 10.13.1 Nvidia Web Driver doesn't even help sleep issue either, Black screen from wakeup forever. I've heard that new change in Apple USB driver is the cause of this problem. But my motherboard is so old and USB 2.0 supported, I...
  3. Gwyn

    [SOLVED] Sleep and shutdown not working on High Sierra

    My hackintosh also have sleep problem too since High Sierra 10.13.1 upgrade (clean install). On Sierra (10.12.6) everything was so fine, sleep and wake worked normally. But in High Sierra, wake from sleep is only my big problem. It always show 'No HDMI signal' and the monitor goes blank forever...
  4. Gwyn

    Monitor won't wake after sleep in High Sierra

    Thank you!!! Alright, I'll try this method as soon as Tonymac release Mutibeast for High Sierra. I have rolled back to 10.12.6 because I use my hackintosh for work.
  5. Gwyn

    Monitor won't wake after sleep in High Sierra

    Last night I successfully installed High Sierra. The system was working fine, no kernel panic at all, but my monitor didn't wake after sleep. It showed only 'NO HDMI SIGNAL' but the fan and cpu were still working. Anyway, I never encountered any problem like this in Sierra (10.12.6), even in El...
  6. Gwyn

    Update Directly to macOS High Sierra

    I followed the instructions, my hackintosh rebooted to installtion but it failed to install because of failed firmware verification. :( Has anyone solved this problem yet?
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