Target Display mode is pretty Universal on the 27 inch iMacs from 2009 & 2010 with only a mini display port connection required. : r/mac
Target Display Mode from a 2016 MacBook to a 2011 27" iMac - Ask Different
Instructions: Use the iMac as a Windows PC monitor »Sir Apfelot
Using an iMac as a Monitor in Target Display Mode | Envato Tuts+
Incase anyone ever needs the answer…I have a 27” 2010 iMac working in Target Display Mode with a M1 MacBook Pro using a miniDP to USB C adaptor that's capable of 4k60Hz.
How To Use an iMac as a Monitor for a PC
Use iMac as an external display for a Macbook | Tutonaut.de
Instructions: Use the iMac as a Windows PC monitor »Sir Apfelot
How to use an iMac as an external monitor | Macworld
Target Display Mode And Thunderbolt
Target disk mode | Apple Wiki | Fandom
Help with target disk mode on 2015 iMac 5k? | MacRumors Forums
Display target mode - Apple Community
Target Display mode is pretty Universal on the 27 inch iMacs from 2009 & 2010 with only a mini display port connection required. : r/mac
Mac OS Monterey TARGET DISPLAY MODE IS BACK!! legacy support for Thunderbolt 2 on older Macs OCLP - YouTube
How to Use Your iMac in Target Display Mode - YouTube
Luna Display's powerful Target Display Mode feature for Mac adds Ethernet and Thunderbolt support - 9to5Mac
Use your iMac as a display with target display mode - Apple Support
Target Display Mode from a 2015 21.5" iMa… - Apple Community
Apple iMac 27-Inch With Retina 5K Display (2015) Review | PCMag
Use Your 27" iMac as a Secondary Display with Luna Display - Podfeet Podcasts
Turning an iMac into a half-priced Studio Display - 9to5Mac
Connecting Mac mini to iMac as display | MacRumors Forums
DIY Apple Studio Display uses 2014 iMac to save $730 | Ars Technica
