How do I connect a 2015 iMac to a 2020 iMac with Retina 5K?
How do I connect a 2015 iMac to a 2020 iMac as a second monitor?
How do I connect a 2015 iMac to a 2020 iMac as a second monitor?
You cannot. The 2015 iMacs never supported Target Display mode. That ability stopped after the Mid 2014 models.
Apple hardware and software requirements for TDM are here:
Use your iMac as a display with target display mode - Apple Support
All the reqs are directly under the image.
You cannot. The 2015 iMacs never supported Target Display mode. That ability stopped after the Mid 2014 models.
Apple hardware and software requirements for TDM are here:
Use your iMac as a display with target display mode - Apple Support
All the reqs are directly under the image.
How do I connect a 2015 iMac to a 2020 iMac with Retina 5K?