Home Forums Apple Help My iMac won’t boot up completely!! Tech Helproom | Windows Help | Apple Help | Digital Home & Smartphones Help | Consumer Rights Advice | Games | Speakers Corner | Beta Testing Forum Rules | Contact Forum Editor | Report a Post My iMac won’t boot up completely!! Ross Stevenson 08:37 22 Jun 2018 Locked After the latest update my iMac booted ok but then after updating s couple of apps it won’t boot up completely. It boots so far (about 5/6 of the way then just turns off! This thread is now locked and can not be replied to.