Question: q: mac os won't restart after update. my poor son! girlfriend problems, a sinus infection and now his computer just went down. /applications/utilities folder/disk utility, then download the 10.4.11 intel combo update from this link and site, not software updates delta version, install it, +repair permissions+ again and restart.. Mac won’t turn on at all? after the mojave update, my 27inch mac did not start and was stuck on apple. if so, let’s try to identify which login item is causing problems by adding each login item one at a time and restart your mac after adding each one.. Os x el capitan is the twelfth major release of os x for mac computers. it was released on september 30, 2015. some users have reported an issue where mac refuses to finish booting after updating to os x el capitan..
