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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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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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2answers
260 views

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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1answer
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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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2answers
14k views

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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2answers
2k views

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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4answers
3k views

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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1answer
565 views

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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1answer
94 views

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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0answers
386 views

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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354 views

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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1answer
315 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
3k views

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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2answers
553 views

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
531 views

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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1answer
1k views

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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1answer
2k views

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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5answers
24k views

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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1answer
218 views

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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2answers
15k views

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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1answer
742 views

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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51 views

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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531 views

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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1answer
341 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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1answer
435 views

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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1answer
866 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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2answers
3k views

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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1answer
68 views

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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1answer
244 views

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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2answers
616 views

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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3answers
5k views

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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3k views

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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1answer
1k views

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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1answer
537 views

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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3answers
17k views

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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1answer
185 views

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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4answers
20k views

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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0answers
801 views

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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0answers
1k views

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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3answers
11k views

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
790 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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1answer
2k views

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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6answers
76k views

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 ...
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2answers
398 views

Use a Mini Displayport cable to connect a Late 2013 rMBP to a 2009 iMac?

Can I use a male to male Mini Displayport cable to connect a Late 2013 rMBP to a 2009 iMac? I want to use the 2009 iMac as a secondary display for the rMBP.
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1answer
6k views

How to share keyboard and mouse in Target Display Mode

Recently I've discovered an excellent software for MacOS, which provides an opportunity, among other things, to share the wireless keyboard and mouse between different computers. It is called Teleport ...
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1answer
13k views

Can the new 2013 27" iMac function like the Thunderbolt Display?

The Thunderbolt display is a really cool external display for thunderbolt-enabled mac laptops, but the sad reality is, all those peripherals and that gorgeous display is useless when the laptop is ...
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1answer
448 views

Boot Camp and Windows 8

I had a Retina MacBook Pro with Windows 8 already installed. I can boot from it without problems, and all the drivers Apple provided for Windows 7 works perfectly for me except one thing. I am not ...
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1answer
30k views

Can I use a iMac Late 2009 or Mid 2010 as a screen for regular PC

Im thinking about building a custom hackintosh. I currently own a late 2009 iMac, the one which theoretically support video input from mini displayport. The video card I am planning to buy has a ...