The Stack Overflow podcast is back! Listen to an interview with our new CEO.

Questions tagged [hdmi]

HDMI (High-Definition Multimedia Interface) is a widely used interface for transmitting audio and video signals between devices and displays.

Filter by
Sorted by
Tagged with
8
votes
2answers
8k views

MacBook Air occasionally freezes when external monitor is connected

I bought an ultra wide monitor (LG 29UM58) the other day. To hook it up to my Air, I convert a mini-DP signal to HDMI. With two different cables, I started noticing occasional latency on the signal ...
10
votes
2answers
9k 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 ...
8
votes
3answers
6k views

External monitors show blank screen until restart

MacBook Pro (15-inch, 2016) with 2 USB-C to HDMI adapters. The setup works great if I start up in that configuration. If I connect the adapters while the machine is running or simply sleeping, one ...
8
votes
4answers
63k views

Connect a Thunderbolt Display to windows 8 desktop

I've been spinning around with this question but couldn't find the answer. Hope someone here could help. I have been trying to connect my Windows 8 desktop to a Thunderbolt Display 27" without ...
7
votes
1answer
2k views

Does USB-C to HDMI take more processing power than direct USB-C to DisplayPort?

I have a MacBook Pro (13-inch, 2016, Two USB-C ports). My company bought a USB-C to HDMI adapter to connect a screen that has both HDMI and DisplayPort. I'm having some issues unrelated to the ...
4
votes
1answer
166 views

Connecting second screen via Thunderbolt and HDMI

So my problem is the following: At home I am connecting my MacBook Pro (macOS Sierra installed) to a second screen using the HDMI port. If I do that, and already have my mac running, on that second ...
1
vote
1answer
420 views

MacBook Pro detects syncmaster (monitor) but doesn't display

My new MacBook Pro 13" touch bar is connected to my Samsung Syncmaster monitor through USB-c hub -> HDMI -> DVI. It detects the screen (shows up on OSX) but nothing is displayed on my screen. I have ...
7
votes
2answers
26k views

How to solve Mini DisplayPort to HDMI Overscan problem? (Part of the screen is missing)

I use the latest model of iMac 27 inch and output to an Samsung 40 inch HDTV, and found that the Menu Bar is missing on the HDTV. This is usually known as the "overscan" issue, that the top 10 or 15 ...
12
votes
4answers
25k views

Can a MacBook Air support 2560x1600 output via HDMI using a Mini DisplayPort/Thunderbolt to HMDI adaptor?

The HDMI 1.3 spec can carry signals with resolutions as high as 2560 x 1600 pixels. Is it possible to output this high a resolution signal from a MacBook Air using a Mini DisplayPort/Thunderbolt to ...
3
votes
4answers
4k views

HDMI/Displayport audio control for OS X

I have a Macbook Pro Retina, running OS X 10.10.5, and a BenQ GW Series GW2765HT monitor, which does not allow audio adjustment via my computer. I've tried Soundflower, but find that it is buggy and ...
0
votes
1answer
111 views

Logical HDMI display reconnection

I have a Mac mini server with Yosemite, and I plugged a VGA Display using a VGA/HDMI adapter. The issue is, when I shut down or restart the server, the display is not recognized, then I need to go to ...
0
votes
1answer
577 views

MacBook Pro 13 (early 2015) with 4K Television: Can I get 60Hz?

The TV has only HDMI inputs. I've found cables on the Internet that will connect Mini DisplayPort to HDMI: AmazonBasics Mini DisplayPort to HDMI Cable - 3 Feet My question is, will I get 60Hz when ...
0
votes
2answers
6k views

HDMI to DisplayPort Not Working

I have a Macbook Pro and a QHD BenQ monitor here. Should it be supported to connect these two devices using a HDMI to DisplayPort cable (So HDMI on Macbook DisplayPort on monitor)? For me it just ...
34
votes
1answer
32k views

rMBP kernel_task spikes when connecting more than one external monitor [duplicate]

When connecting a second external monitor kernel_task spikes to 600%+. This makes the computer unusable. Before Yosemite, this worked fine with 3 monitors. Here are the specifics: When I connect ...
22
votes
2answers
9k views

Can I prevent OS X from resizing and moving windows when sleeping while attached to an external monitor?

I have my Retina Macbook Pro connected to a ASUS 2560x1440 display via the HDMI port. I keep the laptop lid closed so the monitor is the only display in use. When I sleep my computer (via hot corners ...
19
votes
6answers
41k views

What is the max resolution output by the HDMI port of the MacBook Pro Retina?

Does the MacBook Pro (Retina, Mid 2012) output 2560x1600 to the HDMI port? The reason I ask is that I would like to drive 2x30 inch 2560x1600 monitors while still using the Gigabit Ethernet adapter. (...
7
votes
4answers
5k views

External monitor stays black after “locking” (or sleeping)

I have a Mac Book Pro (latest 2017 touchbar model) which I am using in clamshell mode. Meaning: its lid is closed, and I work with two external monitors. Both monitors are a bit older; they have DVI ...
6
votes
1answer
16k views

MacBook Pro Screen Flickering when using HDMI to VGA adapter to connect to external monitor

My MacBook Pro 2014 keeps flickering when I plug in a HDMI to VGA converter to it. I am using HDMI to plug in the HDMI to VGA converter (which is plugged in to my monitor). The screen is just black ...
20
votes
1answer
13k views

How to stop sound output switching to a monitor when it gets plugged in?

When I plug my (HDMI) display into my laptop, the sound output switches to it. I can switch it back, but is there any way to stop this automatic switch? (I've found many people complaining, but no ...
4
votes
1answer
1k views

External display occasionally shows just noise

When I'm at work I have my Macbook Air mid-2013 hooked up to a Samsung SyncMaster 2443 display via a ThunderBolt-to-HDMI adapter and then to a HDMI-to-DVI adapter. Almost every second time I switch ...
2
votes
2answers
3k views

HDMI audio doesn't work through DisplayPort adapter on OS X but works on boot camped Win 7

I recently purchased this Dynex DisplayPort to HDMI adapter with the understanding that it would support audio out. However, it only works on my boot camped Windows 7 install that way. Video and ...
2
votes
2answers
21k views

Connecting a VGA monitor via Thunderbolt to a MacBook Pro

I have a MacBook Pro 13.3" with OSX 10.8.4, which I use mostly at home and at workplace to connect to external monitor. At home, I have monitor with HDMI input and at my workplace with VGA input. I'm ...
0
votes
1answer
1k views

Is it possible to output different audio to HDMI and built-in speaker simultaneously?

After I connected my Macbook Pro to an HDTV with HDMI cord, I can choose to output audio to either the HDMI port or the built-in speaker. And I know that it it possible to create a "congregate" audio ...
14
votes
8answers
62k views

HDMI VGA projector cannot connect to Macbook Pro

Why doesn't the projector find the Macbook Pro when connecting a VGA cable to the HDMI port on Macbook Pro via an adapter? It does work on a Windows machine. I know that to fix this problem one needs ...
12
votes
5answers
71k views

Force external display refresh rate

I have a 27" screen which is connected to my mid-2012 MacBook Pro retina through a HDMI/DVI-D (HDMI on the MacBook Pro, DVI-D on the screen). Before I was using a adapter DisplayPort+USB/DVI-D and I ...
4
votes
2answers
18k views

MacBook Pro 13" 2016 - How to set up dual monitors?

I own the MacBook Pro 13" 2016 model. It has two thunderport 3 ports on the left side of itself. I have two Samsung monitors with a HDMI IN on both monitors. Do I need to buy two Thunderbold 3 to ...
4
votes
2answers
4k views

4K@60Hz MacBook Pro Late 2013 [duplicate]

I recently got a 4K 60Hz monitor for my 13" MacBook Pro Late 2013. It supports both HDMI and DisplayPort, but since the included cable is a full-sized DisplayPort cable, I'm currently using HDMI. Back ...
4
votes
8answers
36k views

Connect 2 external Monitors with Belkin's Thunderbolt 2 Express Dock HD

I need a little help here, I have attached my MacBook Air Mid 2013, to an Belkin Thunderbolt 2 Express Dock HD. On the product page it says that one can connect two monitors. The only condition is ...
3
votes
2answers
4k views

MacBook 4K/60Hz adapter is working directly, but not via USB-C hub

I have the Apple MacBook 12" (2016) 1,1GHz 256GB Silver and a 4K/60Hz monitor. I have tried this hardware to connect the displays at 4k/60Hz: Anker® Aluminium USB C Type C to HDMI Converter, ...
2
votes
1answer
721 views

MacBook 2016 randomly turns black every couple of minutes with external Display attached

It seems like a reset and is happening a dozen times per hour. It happen via HDMI on my Dell U3415W and on a low resolution projector (1024x768px), i used the original Apple adapter but also the Minix....
2
votes
3answers
8k views

What adapters work from Thunderbolt to HDMI?

My new MacBook Pro uses Thunderbolt to connect a monitor. My monitors have all HDMI or VGA plugs. So I was looking for an Thunderbolt to HDMI adapter in my favorite shop. But I can't really find one. ...
6
votes
1answer
2k views

Send “soft power off” signal from a Mac via HDMI to a TV

How can I make a TV (a Sony W755C in my case) do a "soft power off" (same as when pressing the ON/OFF on the remote) by sending HDMI signals from a connected Mac? I think Apple TVs can turn TVs on ...
6
votes
3answers
7k views

2013 Macbook Air not showing 1440p Option on External Display

I have a mid 2013 Macbook Air with the Intel HD 5000 graphics chip. I recently purchased a 27" Acer K272HULbmiidp 1440p (2560x1440) monitor that just arrived today. I connected it via a mini ...
4
votes
0answers
855 views

My monitor doesn't sleep if my mac is connected via HDMI: who's at fault?

I have a MacBook5,1 running 10.8, and an Asus VW246 monitor. I connected it to the monitor using a "MiniDisplayPort->DVI(f) adapter" + a "DVI(m)-DVI(m) cable". Now I've bought a single "...
4
votes
1answer
1k views

Best practices for 2011 Mac mini connected to monitor + HDTV?

I'm dual-purposing a new Mac mini (2011) as a desktop machine and media center. I will be using a DisplayPort to DVI adapter to use with the desktop monitor, and a long HDMI cable to go directly to an ...
3
votes
1answer
14k views

How to solve the “overscan” issue if the iMac is connected to an HDTV and using BootCamp and Windows 7?

This question is related to both iMac and Windows, but since it is happening on an iMac 27 inch model, so I hope posting in the Apple forum is more relevant. Basically, when an iMac is connected to ...
3
votes
2answers
555 views

Macbook and 4K monitor

Please, does anyone know whether Macbook (2015) with MacOS Sierra (10.12) is able to drive Dell P2415Q 4K (3840x2160) monitor at 60Hz? What dongles do I need? I have USB-C Digital AV Multiport ...
3
votes
1answer
7k views

Belkin Thunderbolt 2 Express Dock HD dual monitor setup

I have the Thunderbolt 2 Express Dock HD (Model no. F4U085) and I have a question to ask. The dock is attached to a Macbook Pro and everything works fine (audio, ethernet, USB devices etc). However, I ...
3
votes
2answers
4k views

Connect 2 external monitors (1 VGA + 1 HDMI) to MacBook Pro

I have a 13" 2017 MacBookPro. I wish to connect two monitors to it, a Samsung HDMI monitor and a LG VGA Monitor. I am using an Aukey Multiport USB-C Adapter. I can't connect the two monitors at the ...
2
votes
0answers
585 views

Why does my Apple TV 4 often turn my receiver off on startup?

I have an Apple TV connected via HDMI to a Pioneer VSX-S510 which in turn is connected to my Sony Bravia KDL-32W4000 TV. I have everything set to power on automatically, and I can control the ...
2
votes
1answer
1k views

How do I connect a 3rd 4K monitor to my 2013 Mac Pro?

I have a Mac Pro 2013. I already have two 4k monitors now connected to the HDMI port (Bus 0) a thunderbolt port with a TB->HDMI adapter (Bus 1) Before I simply buy a third monitor and adapter, is it ...
2
votes
0answers
899 views

How to avoid external display going off after I unplug a MacBook from the AC Power?

When I have my MacBook Pro 10.10 connected to the AC Power my external display connected through HDMI works fine. As soon I disconnect the MacBook from the AC Power and start running on battery, my ...
2
votes
5answers
34k views

Does this Mini DisplayPort to HDMI connector output audio?

I'm trying to find a relatively cheap Mini DisplayPort to HDMI cable that also supports sending audio to an HDTV. Cables from Monoprice are out of the question, since they don't ship to Romania and I'...
2
votes
1answer
901 views

Mini DisplayPort to HDMI cable vs. adapter - for MBP mid-2012

I've been using a Mini DisplayPort to HDMI adapter to connect to an external monitor for over a year. It stopped working yesterday and I am about to replace it. However, I noticed there are Mini ...
1
vote
1answer
4k views

HDMI output problem with late-2013 13 inch macbook pro with retina

I just bought late-2013 13-inch MacBook Pro with retina. I want to connect it to my Samsung 32'' TV at home and DELL u2412m monitor at work. None of these connection is working right now. MacOS X 10....
1
vote
5answers
55k views

Troubleshooting HDMI connection between MBP and Sony Bravia TV

I'm trying to connect my MacBook Pro (late 2011) running Mavericks to my Sony Bravia television like so: MBP thunderbolt port -> Mini DisplayPort cable -> HDMI cable -> TV HDMI 1 port. However, I'm ...
1
vote
2answers
7k views

Macbook Pro detects the screen, but external screen stays black (mini dp to hdmi)

I am trying to connect my MacBook Pro (OSX 10.9.3, 2.4 GHz Intel Core i5, 8GB DDR3) to Panasonic Viera TH55AS670D LED TV through Mini DP to HDMI connector. When I connect the wire my laptop screen ...
1
vote
1answer
2k views

Connect MacBook Pro 2015 to iMac 2015 with HDMI?

I forgot to bring my "Thunderbolt to Thunderbolt" cable to connect my MacBook Pro to my iMac screen. I do not wish to spend again all that money to go buy one now. The only thing I have here is a "...
1
vote
1answer
2k views

How can a Mac mini drive 3440 pixels wide display instead of 1920?

I've bought a new 21:9 IPS screen with a native resolution of 3440x1440px. The display has only two inputs: 1x DisplayPort which is connected to a workstation and 1x HDMI port which should go to my ...
1
vote
1answer
1k views

How not to miss the elimination of Optical Audio Output from 3rd to 4th gen Apple TV

I speculate that the audio signal at the Optical Audio Out of the 3rd generation Apple TV is always the same audio signal within the HDMI output. I further speculate that that's the reason behind ...