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imac boot white screen

  1. P

    Imac mid 2011 white screen of death no recovery options

    Hi all, I am stuck with a fault I've never come across so hoping somebody can help me out? I have a mid 2011 27" iMac running 10.13.x The other day I was working and the screen 'glitched and shook'. Shortly after a vertical row of black and white blocks ran down the left hand edge of the...
    • Proxts
    • Thread
    • imac boot white screen no recovery
    • Replies: 11
    • Forum: iMac
  2. danhoo

    White Screen on boot, iMac El Capitan

    I realize this is a bit of a long shot... I've got a 2009 iMac running El Capitan that now gets stuck on boot on a white screen. It was running fine recently, and nothing new was added to the machine (hardware or software). The machine _does_ boot ok in Safe Mode. Things I've tried: -...
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