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Questions tagged [displayport]

Questions that relate specifically to Macs and peripherals with DisplayPort hardware (not Thunderbolt).

0
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1answer
19 views

MacBook Pro 2017 daisy-chaining with DisplayPort [duplicate]

I have a 2017 13" MacBook Pro (with two USB-C ports) with Mojave and wish to use it to daisy-chain a display to two external monitors through DisplayPort. Unfortunately, it seems that although the ...
0
votes
1answer
11 views

Connect Macbook Air with external monitor

I have a MacBook Air (13-inch, Mid 2013) that uses an Intel HD Graphics 5000. I also plan to buy the monitor that is supposed to have connectors for DisplayPort and HDMI with a resolution of 2560x1440 ...
0
votes
1answer
16 views

Connecting external display to Early 2015 MacBook Pro [duplicate]

Does Early 2015 MacBook Pro output 4K 3840 via Mini DisplayPort to DisplayPort? I seem to get only HD max option on YouTube videos. I have a Samsung U32J590U 31.5" 4K UHD monitor. If not, do I have ...
0
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0answers
28 views

4k @ 60hz Not working with Display Port - MacBook Pro 2015

I have been at this for hours and hours and its frustrating me very much. I recently purchased a 4k monitor and was unable to achieve 60hz on HDMI, then I learnt I needed to use DisplayPort to Mini ...
3
votes
2answers
850 views

Can I output 1080p at 240hz from my 2017 MacBook Pro 13inch with Touch Bar

I just bought an Acer XB252Q gaming monitor that has 1080p 240hz. I was wondering if I can output 1080p at 240hz with my 2017 MacBook Pro 13" with Touch Bar using a display port cable? I ask because ...
0
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2answers
2k views

Can I connect 2 monitors to my 2015 Macbook Pro Retina via 2x DisplayPort connections?

I have 2x 24" HD monitors. Each has VGA, DVI and HDMI ports. I want to use both of them without mirroring. I do not want to use my MacBook's own screen (it will be closed) when I connect the others. ...
23
votes
8answers
41k views

Connecting multiple devices to the 2016 MacBook Pro with Touch Bar

I'm thinking about buying the new MacBook Pro with 4 USB-C ports. I want to attach two screens, mouse and keyboard and ethernet to the MacBook Pro while using the fewest number of USB-C ports ...
1
vote
1answer
45 views

External monitor HDMI vs Displayport

I just got a nice 4K monitor (LG 27ud68p-b) and, when connected to my 2017 MBP 15" via USB-C to HDMI, the refresh rate is noticeably slow and results in choppy moving images. Even when it's not a very ...
1
vote
1answer
303 views

MacBook Pro 13" (2018) cannot drive 4k display @ 60Hz from right-hand USB-C ports

I have a new MacBook Pro 13" (mid-2018 Touch Bar). I'm connecting an LG 27UD88 external display directly via the supplied USB-C cable, which is also used to provide power to the laptop plus allows the ...
1
vote
1answer
45 views

MacBook with Lenovo C-Dock duplicates image on external monitors

I connect my MacBook Pro with Thunderbolt 3 to a Lenovo C-Dock, which connects 2 external monitors through 2 DisplayPort cables. The problem I have is that the 2 external monitors mirror each other. ...
0
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1answer
91 views

Macbook Pro 2018: No Sound over Displayport after sleep

i use a Macbook Pro 2018 13" with the last Mojave Version. For better work, i use the LG 34WK95U-W as external Monitor over Thunderbolt 3. Always is fine. The Macbook is still loading over the Monitor ...
2
votes
1answer
564 views

How to reach QHD resolution (external display) on MacBook Pro mid 2012 non-Retina

I have a MacBook Pro mid 2012 non-Retina (specs) and an AOC monitor with QHD res, but I cannot get it to reach over 1080p. On the Apple page linked before there is this: Dual display and video ...
3
votes
2answers
830 views

Connecting Mac Pro with NVIDIA GeForce GTX 9XX to Apple Thunderbolt Display

I'm finding conflicting information about this topic on the web, so I thought I'd raise the question here. I'm wanting to use an Apple Thunderbolt Display with an NVIDIA GeForce GTX9XX series card in ...
0
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0answers
9 views

MacBook Air (2014) through an Apple Mini DisplayPort-VGA adapter

I've connected a high-resolution projector to my MacBook Air (2014) through an Apple Mini DisplayPort-VGA adapter. It gets quite blurry even for fonts, lines and greyscale on the projector. How do I ...
0
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0answers
357 views

Blurry output to projector

I've connected a high-resolution projector to my MacBook Pro Retina through an Apple Mini DisplayPort-VGA adapter. It gets quite blurry (even for fonts) on the projector. Here are the settings. How ...
0
votes
1answer
36 views

External Monitor Flickering when Chrome is running

I have a new macbook, v 10.14.3. It is connected to two external monitors -- both of them DELL which are connected via a DELL docking station using mini Displayport cables which came with them. My ...
0
votes
2answers
32 views

Adding a second monitor via ethernet

My DisplayPort connection is buggy and will only work when in a position that I can't ever seem to find. I've sent it off to repairs and the guy said that the board connecting to the socket is cracked ...
5
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5answers
3k views

Connect Apple 30" Cinema Display to new MacBook USB-C

I noticed in this thread the OP successfully managed to connect a 30" cinema display to the new Macbook Pro USB-C, with full resolution: Connect New MacBook (USB-C) to Apple Cinema Display 30" (...
0
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3answers
568 views

Black bars on external display

I am connecting my 2015 MacBook Air 13" to an external display via the Thunderbolt-to-VGA adapter. There are black bars on each side of the external display screen. How can I remove the bars? ...
0
votes
0answers
17 views

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 ...
0
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1answer
20 views

DisplayPort unable to display in 2560x1440

I have a mid-2015 MBP running Mojave with 1 HDMI and 2 Thunderbolt 2 ports. I have two 32 inches Acer monitor - same model - EB321HQU with max resolution of 2560x1440. My monitors do not have ...
0
votes
1answer
141 views

Macbook Pro (late 2016) suddenly stopped detecting my external monitor after a 3h hibernation

Macbook Pro (late 2016) suddenly stopped detecting my external monitor after a 3h hibernation after working flawlessly for two weeks. I've verified that my monitor works fine with my Windows PC. I'm ...
3
votes
0answers
496 views

MacBook Pro 2017 doesn't connect Dell U2713HM via (Hama) USB-C to DisplayPort adapter but MacBook 2016 works

I am trying to connect MacBook Pro 2017 to Dell U2712HM monitor. I bought Hama USB-C to Display Port adapter but it does not work with MBP 2017. When I plugged it, it does not recognize it - nothing ...
0
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0answers
169 views

Can't get DELL U2717D to display retina quality on macbook pro 2017

I have a Dell Monitor U2717D and I tried connecting it to my 13 inch MacBook pro 2017 running MacOS Mojave. I tried using different cables such as 4K HDMI to USB C, DisplayPort to USB C, etc.. but the ...
1
vote
2answers
1k views

Signal Problems between 2015 Macbook Pro and Dell 4K P2415Q Monitor

I just bought a P2415Q Monitor and connected it to my 2015 Macbook Pro with the DisplayPort to thunderbolt cable that was included with the monitor. It seemed ok at first, but after the first time the ...
2
votes
0answers
54 views

Secondary displays randomly swap content on reconnect

I use a 2015 15" MacBook Pro with two external displays in the following approximate physical configuration: +-----------+ | +------------------------+ | || |...
1
vote
1answer
133 views

Mac external displays are now in the wrong order

I have a 2017 27" iMac that generally has one external display, connected to the DisplayPort port of a OWC Thunderbolt 3 Dock. This display is always connected to my mac. Occasionally I will also ...
1
vote
1answer
43 views

External display will not come back after power-off while connected to MBP 2017 with Display Port

My LG 34UC88-B ultrawide display has a weird issue: After the laptop goes to sleep - ~50% of the time, when the machine is woken up the display will not wake-up/power on. My MBP (macOS) thinks the ...
6
votes
4answers
8k views

How to turn off an external display without disconnecting?

I have a workplace setup for my Macbook Pro 15" (2011) that is actually two workplaces. One is the Macbook itself, for sitting. The second, right next to it, is a standing desk with an external ...
10
votes
2answers
2k views

MacBook [Pro] - how many displays, what resolution/frequency?

How do I find out the number, type, resolution & refresh rate of additional monitors I can attach to my MacBook or MacBook Pro? This is an attempt at a canonical QA, as per the Meta QA - Where is ...
1
vote
0answers
10 views

How can I debug an unrecognised display in High Sierra?

My external monitor recently stopped being recognised by my MacBook Pro (Early 2011 - 8,2, High Sierra, 10.13.6) I have reset PRAM / SMC and tried a number of troubleshooting steps as outlined in the ...
4
votes
5answers
5k views

Adjusting brightness on 27" iMac used as external DisplayPort monitor for PC

I have a Windows7 64-bit machine attached to a 27" iMac as an external displayport monitor It's working well, except I cannot adjust the brightness. I have attached a Mac keyboard both on the Mac &...
2
votes
2answers
3k views

Macbook Pro 15" mid 2012, external display @ 2560 x 1600 on 4K screen via DisplayPort?

I have a Macbook Pro 15" mid 2012, and I want to add an external display running at 2560 x 1600. Given that I want a future proof display, I purchased a 4K monitor. (LG27UD88) Of course I know it ...
1
vote
1answer
154 views

Dell P2314H Monitor Cannot Connect to Macbook Pro

I've got a late 2013 model 13 inch Macbook Pro with Retina Display, and a new Dell P2314H monitor. I keep getting a message on the monitor saying its going to sleep. I've tried the following: ...
0
votes
1answer
203 views

USB-C to Displayport cable or adapter

I'm using MacBook pro 2017 15 inch and i just got 3x DELL U2518D UltraSharp monitors to connect to my macbook pro. What I actually need is best possible solution to connect this external monitors to ...
0
votes
0answers
31 views

Two USB C monitors from a single Thunderbolt port?

Any number of docks exist which demultiplexes both DisplayPort signals from the Thunderbolt bus and also provides USB C ports some at 10gbps even but I can't find one that puts the DisplayPort signal ...
1
vote
1answer
225 views

Maximum number of Full HD 1920x1080 displays supported on Macbook Pro 15" 2016 and later?

Is there a limit to how many Full HD 1920x1080 displays are supported on the 15" Macbook Pro 2016 and later? If a single USB-C port can currently give you up to 2 video outputs either through a TB3 ...
2
votes
1answer
211 views

iMac Late 2009 Target Display Mode to GTX 1080

I have the requisite model iMac -Late 2009 iMac, and a brand new PC build employing AMD Threadripper and a GTX1080. I would like to use the iMac as a display in target disk mode from the PC/ The ...
0
votes
0answers
90 views

Full HD not working on MBP 13 2017 with external display at 60hz

MacBook Pro: Mac OS Majove Version 10.14.2 MacBook Pro 13-inch, 2017, Two Thunderbolt 3 Ports Intel Iris Plus Graphics 640 1536MB external Display: LG27UD58/b: 4K-60hz@DisplayPort, 4k-30hz@...
-1
votes
2answers
315 views

Do there exist any products that provide USB-C to DisplayPort with USB Power Delivery?

There's no way to connect a display over DisplayPort (to get 4K@60Hz, whereas all the abundant HDMI-having docks/adapters/hubs would operate at HDMI 1.4 limiting to 4k@30Hz) while charging the laptop ...
2
votes
1answer
313 views

Is it possible to connect a 1080p Thunderbolt 3 display to a Thunderbolt 2 port?

I have a Thunderbolt 3 device that is a 1080p LCD monitor. When the device is connected, System Profiler lists its monitor as using a DisplayPort connection, as well as a few USB 2 devices since this ...
2
votes
1answer
2k views

Can Late 2012 Mac Mini support two QHD Monitors?

I've always understood that my Mac Mini is limited to one QHD (2560 x 1440/1600) monitor via DisplayPort and one HD monitor (1900x1200) via HDMI... from Wikipedia: Like the 2009 version, a Mini ...
0
votes
1answer
103 views

Issues with screen not coming on when Mac is running

I run a Late 2012 Mac Mini running 10.13 High Sierra with a Dell QHD monitor via DisplayPort. I've seen two different cases where as far as I can tell the Mac is running (HDD light flashing, etc) but ...
3
votes
1answer
580 views

Difficulties with 4k60 support on my Late 2013 27" iMac

I have a late 2013, 27" iMac with a GeForce GTX 780M graphics card, which I'm trying to get to connect to two 4k displays (Asus MG28U) at 60Hz. When I connect them, I am limited to 30Hz (but ...
1
vote
1answer
1k views

Connect 23” Apple Cinema HD Display to MacBook Pro USB-C

I’ve gotten my hands on an older 23” Apple Cinema HD Display and would like to use it with my late 2016 MacBook Pro with only USB-C ports. I’ve researched this issue, and I can only find answers from ...
2
votes
1answer
983 views

Mac is mirroring my monitors through miniDP

So I have two DELL u2415 monitors connected to USC-C to Dual Display Port adapter. The problem is when I go to displays it shows both my u2415 monitors as one under arrangement and they are just ...
0
votes
1answer
102 views

External 4K display with 2012 MacBook Pro 15"

I have a MacBook Pro Retina mid 2012 and have bought a couple of BenQ 4K EL2870U monitors. I've connected the two monitors up to the MacBook through a couple of Mini Display Port to Display Port ...
1
vote
1answer
47 views

Dual external monitors: Blink on wake

I have two HP 24es monitors connected to my MacBook Pro. The input to the monitors are via HDMI. One connects directly to the MacBook Pro via a HDMI cable. The other connects via a HDMI to DVI, DVI to ...
2
votes
1answer
2k views

How to use 2 FullHD monitors to one Type-C port on Macbook Pro 15 2018?

I've seen multiple questions were people are told you can't really use one port but it depends on your adapter and how you use it. I have a startech USB-C to 3 HDMI adapter: And I've been using this ...
1
vote
1answer
965 views

USB-C to HDMI adapter connect with DisplayPort

I have a Macbook Pro 13" 2017 ( no touch bar ) and an external display Dell2214H I bought an USB-C Digital AV Multiport Adapter but did not notice that Dell2214H only has DisplayPort. That so, I have ...