![imac login target display mode not working imac login target display mode not working](https://i2.wp.com/dq-blog-files.s3.amazonaws.com/html-structure.png)
- #IMAC LOGIN TARGET DISPLAY MODE NOT WORKING HOW TO#
- #IMAC LOGIN TARGET DISPLAY MODE NOT WORKING FULL#
- #IMAC LOGIN TARGET DISPLAY MODE NOT WORKING PRO#
I am in direct contact with a very helpful (and seemingly persistent) 2nd line Apple Support employee about this now, so fingers crossed. So the problem seems to be limited to the new 2020 MBP. The 27-inch Retina 5K iMac released in October 2014 was the first model to not support the feature. This problem has been around since Windows 7 with devices connected to your. It also still works fine when I connect the Thunderbolt cable (directly) to my old MBP.Īny ideas what I can do to debug the problem?Įdit: I tried it out with a colleague's MBP 2017, same cable and adapter, and it worked flawlessly. Target Display Mode was actually discontinued by Apple on 2014. The iMac functioning as the external monitor must have the same or older display interface as the Mac providing the video signal. On an Android, Go to Settings About Phone Status Wi-Fi MAC Address. I can already rule out the cable/adapter/USB-C port being defective, because I've used for transferring files from the old MacBook to the new one successfully. But when I press Command-F2, nothing happens, like they aren't connected.
#IMAC LOGIN TARGET DISPLAY MODE NOT WORKING FULL#
I have it connected with an official Apple Thunderbolt 2 cable and Thunderbolt 2 to USB-C adapter. It may not be possible for the custom TCON and other controllers in the LCD panel to be used via Target Display Mode (TDM)-It may not be possible for the hardware to operate at full 5k in TDM and Apple has historically completely disabled functions that dont work 100 rather than implement half measures (ie, it may be possible for it to do TDM. The new MBPs with USB-C are supposed to work with Target Display Mode, using the Thunderbolt 2 to USB-C adapter. If the cable from your external display doesnt connect to the ports on your Mac, you can use a USB-C or Thunderbolt adapter.If youre using a USB-C or Thunderbolt adapter to connect a display, the adapter must be compliant with DisplayPort Alt Mode or Thunderbolt / USB 4.
![imac login target display mode not working imac login target display mode not working](https://cdn.unlockboot.com/wp-content/uploads/2017/12/target-display-mode.jpg)
Last week, I upgraded to the 2020 MBP 13". Disconnect the cable from your external display from your Mac, then reconnect it. Connect your Macs via a Firewire or Thunderbolt cable. You can also enter Target Disk Mode by rebooting your Mac and holding down the T key as it boots. Click the Startup Disk icon and click the Target Disk Mode button to restart your Mac in Target Disk Mode. Plus, we’ve included some troubleshooting tips in case your Mac still isn’t working when you restart it. To enter Target Disk Mode, click the Apple menu and select System Preferences.
#IMAC LOGIN TARGET DISPLAY MODE NOT WORKING HOW TO#
We’ll show you how to force shut down any kind of Mac. If that sounds like you, don’t worryforcing your Mac to shut down should solve the problem.
#IMAC LOGIN TARGET DISPLAY MODE NOT WORKING PRO#
I am using a 2011 iMac as an external monitor (and speakers) for my MacBook Pro (2014) on a daily basis. Your Mac is frozen, the keyboard’s not working, and the mouse is useless.