Questions tagged [hdmi]

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

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Macbook Pro two external display, one keeps blinking/turn-black

I recently set up 2 external displays to my MacBook Pro, 2017. 1 monitor is a Samsung 27" 4k, the second one is Dell 28" LCD. The Samsung is connected with this adapter and another one with ...
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Macbook 13 pro 2019, trying to connect 2 monitors

I'm using a "TBI Pro Adapter Adapti-13 Mini USB-C Hub" on my macbook 13 pro (2019) And I wish to connect my 2 PHILIPS monitors (243v5) they are the same but from diffrent years. I connected ...
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2answers
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Dock Dual Thunderbolt 2 Laptops with dual hdmi out / dual screen sharing?

I have a 2013 Macbook pro and a 2015 Macbook air. The pro has a busted screen but works fine otherwise, it has two Thunderbolt 2 jacks. The air is fully functional, it has one Thunderbolt 2 jack. I ...
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Does Apple USB-C Digital AV Multiport Adapter (USB-C to HDMI) support Windows/Ubuntu (on MacBook Pro 15" 2017)?

I have no problem using this adapter Apple USB-C Digital AV Multiport Adapter (USB-C to HDMI) on macOS Big Sur with MacBook Pro 15" 2017 (Radeon Pro 555 2 GB), connecting to 4k@60Hz external ...
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How can I stop mac connecting to HDMI audio device

I have this issue where, for some reason, Chrome always defaults to hdmi audio when my display is plugged in. I've had to install a plugin just to have the option to change it (since chrome weirdly ...
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Why are my menu bar and windows in my monitor going out of the screen edge? [duplicate]

This issue is really driving me nuts for a while. I have a Mac Book Pro and using a usb C hub with an hdmi port. I am running a HDMI connector to my monitor. Its fairly decent. Acer 27P with 1080 p ...
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1answer
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Can I play 4k video on my TV through my MacBook using a Thunderbolt/HDMI cable?

A silly question perhaps, but nonetheless... I own an early 2015, 13-inch MacBook Air, and I recently purchased a 4k 43' TCL TV with HDMI 2.0 ports. I'm thinking about purchasing a Thunderbolt/...
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TV connected via thunderbolt 3 port not working

I’m not sure if this is the appropriate place to post this question because it concerns Apple hardware but windows software. I have a thunderbolt 3 to hdmi cable connecting my iMac 5K retina (2017) to ...
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Is there a way to disable HDMI Video output?

I have a 2020 Mac Mini (M1) along with a CalDigit TS3+ Dock. I had been using Optical Audio via the CalDigit dock, but I wanted surround sound support and realized the Optical did not have it. I have ...
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2answers
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can mac mini handle the load without eGPU?

i currently have a 2011 27" iMac - i7, 3.1ghz with 20gb RAM with a gig of vRAM on a standard AMD Radeon 6970M video card. It's connected to 2 24" Dell U2415 monitors running at 1920x1200. i ...
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Best option to connect Macbook Pro with Thunderbolt and HDMI to a monitor with DP and VGA [duplicate]

Macbook Pro: Retina, 15-inch, Mid 2015. macOS Catalina. Has HDMI and thunderbolt port. Monitor: VGA and Display Port. Already tried using a HDMI to VGA adapter but it doesn't work with mac at all. Is ...
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Wrong resolution after startup on external display behind thunderbolt dock

I'm using a late 2016 MacBook Pro with Mac OS 11.1 For a long time, I think since upgrading to Mojave I'm having this annoying problem: After a reboot, the external display isn't recognized properly ...
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131 views

MacOs BigSur 11.1 Display Flickering

Since I have updated my Mac on the newest version of MacOS BigSur 11.1 my external monitor HP Z27n G2 starts flickering heavily in 2560 x 1440 resolution. Now I have changed the resolution to 2048 x ...
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1answer
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MacOS doesn't fit external screen and I don't know how to stretch it

Model: MacBook Pro (Retina, 13-inch, Late 2012) Graphics: Intel HD Graphics 4000 1536 MB Monitor: Samsung U28E590D 28-Inch UHD Using HDMI cable to connect to the monitor. Things I have tried: Option +...
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Connect to my Iphone ethernet and hdmi at the same time

Those days I had an idea to connect to my iPhone at the same time Ethernet and Hdmi, but in the internet people show how to connect only Hdmi or only Ethernet. Somebody asked about that Here: https://...
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Would a Displayport-Thunderbolt cable unlock better performance from my external display than an HDMI 2.0 cable?

I just bought a new monitor (an Asus XG35VQ), but when I try to use my MacBook (Pro 13", mid-2014) with it, I can only get 30Hz on the native 3440x1440 resolution. At first I thought there was ...
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1answer
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macbook pro: windows are too big on external Samsung 32" monitor

I purchased this Samsung 32" external monitor which is 1920 x 1080p: https://www.walmart.com/ip/Samsung-32-Curved-1920x1080-HDMI-60hz-4ms-FHD-LCD-Monitor-LC32F39MFUNXZA-Speakers-Included/...
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How to control volume on Apple TV using iPhone?

I have an Apple TV 4K (tvOS 14.2), connected the Apple TV 4K to a 1-year old Samsung 4K TV through HDMI, and use an iPhone 11 (Apple TV Remote) to control it. The issue is that I cannot adjust the ...
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1answer
65 views

HDMI to Thunderbolt Display?

I was given an Apple Thunderbolt Display. I would like to connect my PC laptop to it. The only problem is that the display only supports Thunderbolt (figures). After lots of research, I cannot find an ...
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MacBook Pro 16” and HDMI splitter not working

I recently purchased several HDMI splitters to use with my MacBook Pro (16"). I was hoping to connect one of them like this: ------ Monitor / MacBook Pro 16&...
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Cmd F1 not working to use ext. monitor with 2017 macbook pro

Good afternoon all, I am aware similar questions have been asked and answered, but I can't find a solution which works and wonder if it is model specific. I have a 2017 macbook pro with three ...
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Using 2 External HDMI Monitors to a Macbook Pro 2017 without Mirroring External Displays

My Macbook Pro 2017 is currently connected to an external HDMI monitor through a hub. This hub occupies both USB-C ports on one side of the laptop and contains a HDMI output which is connected to the ...
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2answers
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Can I connect a mid-2011 iMac to an external HDMI display with a mini Displayport-to-HDMI cable?

I have a mid-2011 iMac running Sierra. I just purchased a new Ultrawide monitor to use primarily on my PC, but it also supports dual input devices, so I was thinking I could connect my iMac to it in ...
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1answer
361 views

Connect 2 external HDMI monitors to one USB-C port through dual HDMI adapter

I recently bought a dual HDMI Omars USB-C Laptop Docking Station adapter for my Macbook Pro 2016 13.3" with touchbar. I'm trying to use the HDMI ports to get my two Philips monitors to go in ...
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External monitor doesn't detect MBP with HDMI, detects it with VGA

I just bought a new Acer monitor, SA240Y, 24", 1080p, I have a Dell DA200 USB Type-C to HDMI/VGA/Ethernet/USB 3.0 converter mini dock. I also have a HDMI cable that I know it works. When I try to ...
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Can I connect two Cinema HD Monitors (23-Inch) without an eGPU to my MacBook Pro?

I bought a Cinema HD Display a couple of weeks ago and now I plan to buy another one (The picture quality and color representation is still very good today, the resolution is also completely ...
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Simultaneously send to beamer via HDMI or VGA and share screen in videoconference

My aim is to deliver a conference to people present in the lecture room and also to those attending from home; all this at the same time. I am on Ipad 6th generation - iOS 14.2 Using the Apple ...
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1answer
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HDMI vs DisplayPort output resolutions

I am connecting a MacBook Pro to an external 4K monitor and mirroring the displays. The display actually shows a warning with the actual resolution when the input is not 4K. If I select the "Best ...
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Washed out colors on LG 27UK650 with MBP 16" 2019 connected through Belkin USB-C to HDMI adaptor

I have a MBP 13" Early 2015 base model. When I connect it to my LG 27UK650 monitor through an AmazonBasics mini Displayport to Displayport cable, the colors are vivid and accurate, not ...
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Mac mini incompatibility with HDMI to VGA

I was reading about what is happening to me now with a Mac mini and many people report it, what I understood is that from HDMI to VGA, it does not send a signal since it is analog and it does not work....
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How do I keep my MBP's screen as secondary display even if my external monitor (main display) is off or switched to displaying another computer

I'm working with 2 different computers and one main 2K monitor, so I use a switcher hub to jump from displaying one computer to displaying the other. The issue us that my MBP, every time I switch away ...
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1answer
25 views

LG Display via USBC-HDMI indicating as active even after turning it off

I have an LG 4K display connected via USBC-HDMI cable. After turning it off physically with the button it remains active in MacBook Pro 16 settings and I can move the mouse there. It happens also when ...
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Finicky external monitor with hobbled 2013 MacBook Pro

Hi so I have an early 2013 retina MacBook Pro that has very much seen better days. The lcd broke long ago due to a closing-the-laptop-with-something-still-inside accident; and because this was the ...
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1answer
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Can I use two USB-C to HDMI/DVI cables to hook up to two monitors from my MacBook Pro (2017)?

I want to add a second monitor that is connected to my MacBook Pro. Right now I am using a USB-C Apple adapter which allows me to plug the HDMI to HDMI cable from the adapter to the monitor. I want to ...
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External monitor not working with Mini Display Port to Display Port adapter or cable

I just bought a Phillips 245B monitor with QHD (2560x1440) so I could run it in native resolution with my MacBook Pro (15-inch, Mid 2010) and its NVIDIA GeForce GT 330M GPU. Unfortunately with a Mini ...
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Why my monitor connected via usb-c hdmi display blue lines?

When I connect monitor to my new MacBook Pro 2020 13 inch via hdmi to usb-c then I can see the picture like this: Why there is a lot of blue points? My cable and converter:
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External monitor not working on full resolution with MacBook [duplicate]

I know this problem has been answered before, but I could not make any of the presented solutions work for me. I just bought a Phillips 245B monitor with QHD (2560x1440) so I could run it in native ...
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19 views

External display switches to lower resolution and I need to restart my MacBook to fix it

My setup is the following: macOS Catalina, version 10.15.7 (but this has been happening since before Catalina) MacBook Pro (15-inch 2019) AOC Q27P1 External display, connected via this USB C to HDMI ...
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1answer
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Mirroring from my iPhone 7+ to aucary projector wirelessly to wall

I want to mirror from my iPhone 7+, to an Aucary projector , displaying to a wall. What adapters, or cables do I need ? I haven’t been able to connect wirelessly ( Phone showing no wireless ...
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3answers
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How to connect MacBook Pro (2020) to ultra widescreen monitor?

I have an ultrawide monitor that's 3840 X 1200. It works perfectly fine with my windows laptop. I now need to connect my work MacBook Pro provided to me, but under the list of resolutions (and ...
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2answers
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Dell E2720HS flickering as external MacBook Pro monitor

I have an MBP 2012 model. I have Dell E2620HS and connecting it with an HDMI adapter via the Thunderbolt port. It has been flickering as it comes on and off. I tried reconnecting cable but it didn't ...
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Mac OS upgrade probably caused screen problems [duplicate]

I have a Mac Mini 2018. I have a main monitor which is connected using the HDMI output, and a second monitor which uses a Thunderbolt port with a Thunderbolt-to-HDMI adapter. After working just fine ...
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Macbook Pro not detecting Dell monitor - Catalina [duplicate]

I am trying to connect a 15-inch Macbook Pro 2017 to a p3418HW Dell monitor, through a USB-C to HDMI adapter (VTIN 4Kx2K USB-C to HDMI). The monitor shows: "No HDMI signal from your device". ...
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1answer
134 views

MacBook Air 2020 - Unable to Connect to External Monitor

I have a Dell monitor which supports VGA - so I am using a VGA cable, VGA to HDMI adapter, and the USB-C Digital AV Multiport Adapter (Apple) to connect to my MacBook Air 2020 (running macOS Catalina ...
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158 views

How to repair broken HDMI port on MacBook

I have a MacBook Pro (Retina, 13-inch, Early 2015). I'm happy with it but recently I started having problems connecting my external screen via HDMI. Since a few days ago, I can't make it work anymore ...
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1answer
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Why aren't 2 external monitors working with MBP (mid 2014)?

So I have 2 external monitors; One is hdmi, the other is DisplayPort. I have a MBP mid-2014 model which contains 2 Thunderbolt 2 ports as well as an HDMI port. Theoretically I would have thought I ...
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17 views

Issue with Secondary monitor attached to macbook pro/ air

I have following mac laptops MacBook Pro (Retina, 15-inch, Mid 2015) running high Sierra MacBook Air (Retina, 13-inch, Mid 2012) running Catalina I use Asus 24' monitor as external display with these ...
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1answer
30 views

Can you use a single thunderbolt port to power two extended displays in clamshell mode?

Looking at cables that split a thunderbolt port to two hdmi ports, they all say that for windows you can have monitors in ABC mode, i.e. both external monitors act as extended displays, but for Mac ...
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20 views

USB-C to HDMI/USB Adapter for projection and for screen recording on mac

I bough recently an Apple USB-C to HDMI/USB/USB-C adapter (also called USB‑C Digital AV Multiport Adapter) which I am using with an iPad Pro. I wonder now whether I can use simultenously the (1) HDMI ...
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0answers
33 views

Thunderbolt 2 to HDMI to VGA not detected, Thunderbolt 2&3 to HDMI to DVI-D (dual-link) black display

I had a temporary windows laptop that used an HDMI connector so I bought converters that one way or another got to HDMI, and I plan on getting two HDMI connected monitors when the right time comes (...

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