16 votes
Accepted

Do USB-C to Thunderbolt 2 cables exist?

You're not going to find a Thunderbolt 3 to Thunderbolt 2 cable as an adapter is required to connect to legacy devices. One of the (major) differentiators between Thunderbolt 1/2 and Thunderbolt 3 is ...
Allan's user avatar
  • 98.8k
15 votes

Do USB-C to Thunderbolt 2 cables exist?

I don't think a straight-up cable exists, no. However, you can get an adapter/dongle that works perfectly well for your scenario. You'll need to Apple Thunderbolt 3 (USB-C) to Thunderbolt 2 adapter: ...
jksoegaard's user avatar
  • 76.8k
11 votes

What are the requirements to use iMac screen as a second monitor - Target Display Mode?

No. You cannot do this. The 2019 iMac is not supported for Target Display Mode. This is an attempt to write a canonical QA for this issue, as per the Meta post: Where is the list of canonical ...
Allan's user avatar
  • 98.8k
8 votes

Start iMac in Target Display Mode without dedicated keyboard

There are two options that I'm aware of which may meet your needs: Use the 1Keyboard app. This allows you to pair your computers via bluetooth and then use 1Keyboard to send the CommandF2 keyboard ...
Monomeeth's user avatar
  • 64.3k
4 votes
Accepted

Why is Target Display Mode via Thunderbolt so unreliable for me?

If you can touch the cable and have it drop in and out, I would say you either have a bad cable or bad connector (or both?) on one of the computers. Try your setup with a different cable and see if ...
ArchonOSX's user avatar
  • 836
4 votes

Is it possible to use an iMac in Target Display mode with a 2016 MacBook Pro with USB-C?

My 13" 2016 MacBook Pro drives my late 2009 27" iMac's display using a third-party USB-C to Mini DisplayPort adaptor.
Mike Scott's user avatar
  • 10.5k
4 votes
Accepted

Can I switch between multiple Macs connected to an iMac with Target Display Mode?

As I understand it you want to alternate between using the iMac display to display a) itself b) a connected MBP c) a simultaneously connected Mac Mini When you enter Target Display Mode, you do this ...
Jason S's user avatar
  • 677
4 votes
Accepted

Use an iMac 5k or iMac 4k 2017 as a target display with Macbook Pro retina early 2013

According to this article on AppleInsider the 2017 4K and 5k iMacs do not support target display mode.
Steve Chambers's user avatar
4 votes

iMac Target Display Mode black screen

On closer inspection, it looks like the display is not actually uniformly black. This led me to conclude that perhaps the backlight was just not turned on properly, and led me to discover the ...
m01's user avatar
  • 193
4 votes

Can I use my iMac late 2015 non-retina display in Target Mode?

Here are the iMacs that support Target Display Mode: See more: https://support.apple.com/en-us/HT204592
Louis Waweru's user avatar
  • 2,556
3 votes

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

My late 2009 iMac works as an external display for my Early 2013 15" Retina MacBook Pro, and for my Mid 2014 15" Retina MacBook Pro, using this cable. Both laptops have Thunderbolt; the iMac ...
Eirik Fuller's user avatar
3 votes

I would like to use iMac as a display, but without loading an OS

If your main priority is just not to replace the HDD, why not install macOS onto a USB flash drive and use that purely so you can use the iMac in Target Display Mode? To do this, follow these steps: ...
Monomeeth's user avatar
  • 64.3k
3 votes
Accepted

Is there any way to put iMac to sleep (or other low power mode) while using it in target display mode?

No, you cannot go into low power mode while in Target Display mode. While your iMac is "acting" as a "passthrough" for you display signals you are not bypassing the logic board and GPU to connect to ...
Allan's user avatar
  • 98.8k
3 votes
Accepted

Target Display Mode from a 2016 MacBook to a 2011 27" iMac

It's not possible to use Target Display Mode to connect a MacBook (Early 2016) to a 27" iMac (2011) For the Mid-2011 through Mid-2014 iMacs, you need a Thunderbolt cable and Thunderbolt isn't ...
Allan's user avatar
  • 98.8k
3 votes

Target Display Mode between a Dell XPS and 2013 iMac

I'm pretty sure it can't be done - but I can't find anywhere that categorically says so. Two reasons in your particular case. The iMac 2013 needs Thunderbolt to Thunderbolt, not mini Display Port. ...
Tetsujin's user avatar
  • 114k
3 votes

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 had the same problem with my 13" 2018 MBP to my iMac 27-inch, Late 2012. Talked to Tech support for weeks at the advanced levels. They told me they are working on it and look for a firmware ...
Rob Ritzenthaler's user avatar
3 votes
Accepted

iMac Target Display Mode black screen

On the Macbook, change the rotation on the iMac display to 90°, then revert it back (or let it revert back after the timeout) to Standard. That seems to snap it out of its zero-brightness funk more or ...
Glyph's user avatar
  • 1,382
2 votes

Switch to Target Display Mode without keyboard

VirtualKVM will allow you to use your "iMac as a monitor for [your] Macbook". This is super easy and free.
enviable's user avatar
  • 131
2 votes

iMac used for Target Display Mode runs really hot

I'm experiencing the same problem. I have a current generation 5K iMac which I use as my main computer, and a 2009 iMac which I use as a second monitor using TDM. In TDM mode, the older iMac runs ...
user200863's user avatar
2 votes

Can I switch between multiple Macs connected to an iMac with Target Display Mode?

In order to switch displays you either need to shut down or disconnect the computer using the monitor i.e. the display "remembers" the active port and will only switch if this original source is ...
StrawHara's user avatar
  • 4,863
2 votes

Problem activating TargetDisplay Mode for Mac Mini (2014) connected to iMac 21'' (mid-2010)

Unfortunately, the Mid-2010 iMac 21" doesn't support Target Display mode. Only the 27" iMac from that generation does, which is why you are getting no response when you press CMD+F2. The Apple website ...
Jade Lane's user avatar
2 votes

Is it possible to use an iMac in Target Display mode with a 2016 MacBook Pro with USB-C?

Yes. I have gotten this to work with a 15" Touch Bar MacBook Pro (Late 2016) and a 2011 27" iMac. You need the USB-C to Thunderbolt 2 adapter and a Thunderbolt cable. It will not work with a Mini-...
Tom Hamming's user avatar
2 votes
Accepted

Is it possible to use an iMac in Target Display mode with a 2016 MacBook Pro with USB-C?

Don't confuse a USB-C / Thunderbolt 3 port with USB only as the new MacBook Pro do have thunderbolt and not simply USB-C. The new MacBook Pro can output to a Mini DisplayPort target display mode ...
bmike's user avatar
  • 232k
2 votes

Can I use my Macbook Pro Retina as extra monitor for my iMac through Thunderbolt

I was going to just leave a comment to existing answer, but I don't have enough reputation for that, so I'll just write it here. I'm running AirServer on my MacBook Pro, and I'm using it as a AirPlay ...
dmitry.matora's user avatar
2 votes

Bypassing AMD Radeon GPU of 27" iMac (mid 2011) for Target Display Mode purposes

Answers to your questions as asked are: I've seen your model iMacs used in Target Display Mode regardless of the fact the GPU is playing up, so from that perspective you'll be fine. N/A see 1 above. ...
Monomeeth's user avatar
  • 64.3k
2 votes

Video out from MacBook to iMac via thunderbolt

Target Display Mode can use Thunderbolt, but as you observe it was only supported on iMac models from late 2009 to mid 2014. If both Macs are on the same network then the easiest way for one to share ...
nekomatic's user avatar
  • 797
2 votes

Having trouble getting Target Display mode to work with Apple's Thunderbolt 3 (USB-C) to Thunderbolt 2 Adapter with new MacBook pro?

I FIGURED IT OUT! This was driving me nuts too. 2010 27" iMac <-> 2018 Macbook Pro using Target Display Mode. If you are using the Apple Thunderbolt 2 -> Thunderbolt 3 adapter, this will not work,...
Clay Crenshaw's user avatar
2 votes

Target Display Mode for Mid 2011 iMac and 2018 MacBook Pro

With a qualified iMac yes it should work, I was told this by Apple support. However there is a problem with the 2018 MBP and it does not. There is a large thread on this in the Apple forums: https://...
hollywd's user avatar
  • 31
2 votes

Target Display Mode for Mid 2011 iMac and 2018 MacBook Pro

I have the same problem. I use my 2011 iMac (running on High Sierra OS) for target display to MacBook Pro (Retina, 15-inch, Mid 2014). The iMac was running very smooth as my target display. A few days ...
doravillage's user avatar
2 votes

Connect Xbox to iMac

A cheaper alternative to using cables and adapters is OneCast which allows you to stream your Xbox to your Mac(costs $20).
airsquared's user avatar
  • 5,047

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