Questions tagged [target-display]

Target Display Mode is an iMac feature allowing its monitor to be used as the display for another connected Mac.

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Using iMac in Target Display Mode with a MacBook Pro

I'd like to use my old iMac (27-inch, Late 2012) as an external display for my old MacBook Pro (13-inch, Mid 2009). The hard drive in the iMac is failing, so until I get it replaced, I've installed ...
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Using multiple iMacs (27 inch 2009) as displays

I have 3 Apple iMacs (27 inch, 2009). Is it possible to use two of those iMacs as displays for the other iMac? If so, how do I achieve this?
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Automator and/or AppleScript to automatically Command-F2 to enter Target Display Mode

I'm trying to use Automator with AppleScript to automatically hit Command + F2 to enter Target Display Mode. The script runs but I just get a beep/tone with no action. I don't know if there's an error ...
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Using an iMac as a display for PC laptop in dual mointor configuration

My goal is to have two large monitors for my PC laptop without having to purchase new monitors. My current setup is a late 2013 27” iMac with a 27” Thunderbolt Display. For work I was given a Lenovo ...
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Target display mode mojave

I'm trying to use target display mode with a MacBook Pro (Late 2015) as the main computer and an iMac (Late 2013) as the one to switch to TDM. Both devices are running the same version of Mojave (10....
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iMac Target Display Mode black screen

I use an iMac with Target Display Mode from a Macbook Pro. Sometimes when I enable Target Display Mode, the iMac screen stays black, even if my Macbook Pro's display suggests that another monitor has ...
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Cables required to use 2010 iMac as second monitor for Macbook [duplicate]

I have a 2016 Macbook and would like to use my 27" 2010 iMac as a second display for it using Target Display Mode, but I am a bit unsure as to what cable(s) I require, or if it is possible. The ...
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Connect Xbox to iMac

I am trying to connect my xbox to my iMac using a Thunderbolt HDMI adapter. One end is an HDMI port, which I plugged my xbox HDMI cord into and then I plugged the Thunderbolt into my computer The ...
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I am unable to to project my screen from a Windows laptop to iMac using HDMI to Thunderbolt 2

I am unable to project my screen as an extended screen to my Late 2012 21 inch iMac from my Dell XPS L502X. Please guide me through steps which I can follow. I am using an HDMI to Thunderbolt 2 ...
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Do USB-C to Thunderbolt 2 cables exist?

I’m purchasing a 2017 MacBook Pro and plan to use my old Mid-2011 iMac as a monitor in Target Display Mode. I’ve discovered I need a USB-C to Thunderbolt 2 connection to make this work, but I’m ...
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Target Display Mode for Mid 2011 iMac and 2018 MacBook Pro

Is it possible to use a Mid 2011 iMac as a second monitor for a 2018 MacBook Pro? I've been unable to get the Target Display mode to work on the iMac when the two are connected via a Thunderbolt 3 (...
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Having trouble getting Target Display mode to work with Apple's Thunderbolt 3 (USB-C) to Thunderbolt 2 Adapter with new MacBook pro?

I have a new macbook pro (2018) and want to connect it to my old iMac 2011 using target display mode. I used to be able to do this just fine with my old MacBook pro (mid 2012) that had a thunderbolt 2 ...
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Use an iMac 5k or iMac 4k 2017 as a target display with Macbook Pro retina early 2013

I have a Macbook Pro Retina early 2013 and I'd like to know if it's possible to use a brand new iMac 5K maybe the 4K 2017 as a target display for that macbook, is that possible, do I need an adapter ...
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Video out from MacBook to iMac via thunderbolt

I know there is no way to receive a video input from HDMI to most macs, however, I am curious if this could be done over thunderbolt. If so what protocols would be used (RIP target display mode) to "...
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Use built-in iMac camera on display connected via Thunderbolt

I've got a 27" iMac connected via Thunderbolt using Target Display Mode. It all works fine. I am wondering if there is a way (hack or otherwise) to activate and use the built-in camera from the iMac ...
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Command + F2 has stopped enabling Target DIsplay Mode

Command + F2 to enable Target Display Mode (using a Thunderbolt cable between my two iMacs) has mysteriously stopped working. I have a new iMac and an older iMac (late 2012) both running 10.13.4.
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Is it possible to use 2011 iMac as display for Windows 7 PC with DVI? [duplicate]

I've seen this question asked before but the answers either didn't quite seem to address the question, or were very old so I'd like to see if there's any way to do this today. I have a mid-2011 iMac ...
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398 views

Target Display Mode troubles, can't disconnect anymore

I used to run my 15" MBP with 21.5" iMac in Target Display Mode and everything was fine for a while. But as of a couple recent macOS upgrades, every time I disconnect, the iMac never restores to it's ...
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1answer
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Bypassing AMD Radeon GPU of 27" iMac (mid 2011) for Target Display Mode purposes

I have the 27" mid-2011 iMac that was recalled due to an issue with its AMD 6970M card (1GB for me), but in my case it just malfunctioned after 6 years and it's out of warranty and not eligible for ...
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Target Display Mode between a Dell XPS and 2013 iMac

I have been searching for a long time for the answer to this question. I have a Dell XPS laptop with minidisplay port out and a 2013 iMac. Can I buy a mini-display port cable and connect it to the ...
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1answer
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Target Display Mode from a 2016 MacBook to a 2011 27" iMac

My Google-fu has failed me. Is it at all possible to use Target Display Mode to connect a 12-inch MacBook (early 2016) to a 27-inch iMac (Mid 2011)? Thanks for helping.
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Is there any way to put iMac to sleep (or other low power mode) while using it in target display mode?

When I connect to my mid-2010 27" iMac in Target Display Mode, fans hum and hard disks spin (with occasional I/O). Being logged out in iMac's macOS doesn't help. Is it possible to lower this ...
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I would like to use iMac as a display, but without loading an OS

I have a late 2009 27" iMac, but recently the internal hard drive completely died. When I try to power it up, the iMac gets stuck on the white Apple loading screen. So instead I would now like to use ...
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Target Display Mode between MacBook Pro and iMac won't work

I try to use my iMac as a external screen or otherwise if possible, but when I press ⌘ CommandF2 nothing happened. I also try fn⌘ CommandF2 just to be sure MacBook Pro 2012 iMac 27" 2012 Using ...
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Is it possible to use an iMac in Target Display mode with a 2016 MacBook Pro with USB-C?

Before they went Retina, iMacs could be used as displays in Target Display Mode. Is this possible with the new Touch Bar / USB-C MacBook Pros (late 2016) via the USB-C ports? They don't have a Mini ...
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How to lock screen of host machine with TDM on Sierra

I regularly use my iMac as an external display for my macbook using target display mode (TDM). Since upgrading my iMac to Sierra, the screen locking behavior has changed in a disturbing way. I'm ...
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Start iMac in Target Display Mode without dedicated keyboard

I have an older iMac which I am retiring as a display. It works well enough in target display mode, but I have keep the keyboard around just to switch it to display mode. Is there a way to boot the ...
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Is bootcamp 6.0 supporting Target Display mode of an Imac to a Windows 10 OS?

I have a 2014 iMac with a Bootcamp version 6.0 installed. I want to use it as a display for a MacBook Pro running windows 10 via thunderbolt to thunderbolt cable. Is that possible? or only works from ...
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Possible to continue using iMac keyboard on iMac, when another computer connects in Target Display Mode?

I have a MacBook Pro which I use to connect to my iMac, using Target Display Mode (TDM) via Thunderbolt. Furthermore, I've got a secondary screen connected to my iMac via an DVI cable. When I invoke ...
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Can't control volume from connected computer when in Target Display Mode

I frequently hook up my MacBook Pro to my iMac in Target Display Mode, and use my iMac's speakers. The big drawback with this setup is that the volume control is grayed out in the menu bar of the ...
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365 views

How to use the secondary mac's keyboard when using Target Display Mode

I basically want to be able to connect my MacBook to my stationary Mac and use the keyboard and mouse on the MacBook. Is this possible? Ideally using standard software.
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Targeted Display Mode using Henge Docks Vertical Dock

I have a 2012 MacBook Pro with Retina Display and a Late 2012 21" iMac. I just purchased a Henge Docks Vertical Dock, to use at home, and the plan is to pop my MacBook Pro in and then use the iMac in ...
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977 views

How to use iMac mid 2010 (21.5 inch display) as monitor

I have a late 2014 macbook pro, and i am trying to use my 21.5" iMac as just a display via the thunderbolt cable. But it doesn't seem to be working, what do I need to change to do so?
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Why is Target Display Mode via Thunderbolt so unreliable for me?

I frequently want to display my MacBook Pro 15" Retina with my iMac Mid-2011, in Target Display Mode via a Thunderbolt cable. TDM often fails on first attempt and just shows a black screen on the ...
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Particular websites blocked when using Internet Sharing

I have the following setup. I have a Macbook Pro with an external monitor plugged into it via HDMI. I then have another external monitor plugged into the Macbook Pro via a Thunderbolt to DVI adapter. ...
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Problem activating TargetDisplay Mode for Mac Mini (2014) connected to iMac 21'' (mid-2010)

I'm trying to use iMac 21''(mid-2010, Mavericks) as a display for newly purchased Mac Mini (late 2014) and I'm unable to activate TargetDisplay Mode. The devices are connected using MiniDisplay Cable ...
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2009 iMac as 2nd Monitor – Can't adjust brightness

I am trying to use my 2009 iMac 27" as a second display for my 2013 MBPr 15" (both running El Capitan). I have connected the two with a thunderbolt cable and everything is working fine except one ...
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Can I switch between multiple Macs connected to an iMac with Target Display Mode?

I have a MacBook Pro that I use with a pre-Retina iMac in Target Display Mode, using Thunderbolt. I'm thinking of also getting a Mac Mini, and I want to run it in TDM on my iMac. Can I connect both ...
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Can I use an iMac in target display mode with an Apple TV?

Target display mode appears to require a <4K ThunderBolt or DisplayPort connection. Apple TVs exclusively use HDMI output, but Apple sells ThunderBolt to HDMI adapters. I was wondering if it would ...
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Use iMac 27" in Target Display Mode with Raspberry Pi

I have this little box called the Kanex XD HDMI to Mini-Displayport converter. It works perfectly with a lot of machines (tried it with a Macbook, PS4 and Xbox 360), but some devices don't seem to be ...
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iMac used for Target Display Mode runs really hot

I have a 2014 15" retina MBP that I've hooked up to my old 2009 27" iMac using it iMac as a monitor via Target Display Mode while the MBP is in clamshell mode. My problem is that the iMac turns ...
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Target Display Mode — Pressing command-F2 does nothing

I would like to avail myself of the target display mode. I have a brand new MacBook Pro Retnia, and I'd like to use it as a display for my Mac Pro (also brand new). I followed the instructions on ...
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Target Display iMac steals Thunderbolt when I unplug and won't give it back

I'm using a 27" iMac in Target Display Mode, daisy-chained though a Thunderbolt display on my MacBook Pro. Both are running Yosemite. MBP-->TBDisplay-->iMac (normal operation) Typically I come into ...
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Switch to Target Display Mode without keyboard

Here's my setup: MacBook --> Thunderbolt Display --> iMac 27" The MacBook is the primary computer I want to use; the iMac is the (external) display. This all works just fine. The problem is, when ...
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Target Display Mode: how to automate and persist on closing laptop

I have connected my MacBook (Early 2013, OS X 10.9.4) with my iMac (Late 2012, 27 inch, OS X 10.9.4) via a ThunderBolt cable in order to use the iMac screen with my MacBook. I have two related ...
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Is it possible to have an iMac maintain target display mode even through sleep/screensaver

I want to be able to make it so that my iMac doesn't exit target display mode until the thunderbolt cable is pulled from my Macbook. I love target display mode in theory, but every time I lock my ...
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How to toggle Target Display Mode on iMac using a non-mac wired keyboard? [duplicate]

I have a new Late 2013 rMBP and a Mid 2011 iMac. I want to use the iMac in Target Display Mode so I can operate it as a second monitor for the laptop. I have two questions: I can easily turn on TDM ...
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1answer
824 views

Why doesn't MiniDisplay out work with Thunderbolt-only Target Display Mode iMacs?

I realize this is kind of an AnandTech-fu level question. Technically speaking, why doesn't a Thunderbolt iMac work in Target Display Mode with a computer that only has MiniDisplay out? That is, ...
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Strange behaviour of Target Display Mode with iMac, Mac mini and Thunderbolt display

I bought a 27" iMac and hooked it up to my Thunderbolt display. The iMac is also thunderbolted to my Mac mini. When I press meta-(fn-)F2, the following happens: The iMac screen goes dark. The ...
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Can I use my Macbook Pro Retina as extra monitor for my iMac through Thunderbolt

I just bought a new late 2013 iMac and a new late 2013 Macbook Pro retina. Also bought an Apple thunderbolt cable. Pressing CMD+F2 (enabling Apples "Target Display Mode") on my iMac lets me use the ...