What is the latest 27" iMac model which can be used as an external display on a MaBook Pro 15" Mid 2015?
And can I run latest macOS on both MBP and iMac to have this working or need to use older macOS?
imacmacbook promacostarget-displaythunderbolt
What is the latest 27" iMac model which can be used as an external display on a MaBook Pro 15" Mid 2015?
And can I run latest macOS on both MBP and iMac to have this working or need to use older macOS?
Best Answer
From Apple KB: Use your iMac as a display
That's it, just those iMacs, so Mid 2014 would be the latest.
After comments: It seems you additionally need to be on High Sierra or lower, support has been dropped in recent OSes - From Apple KB: Use your iMac as a display with target display mode