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Questions tagged [display]

Generally a visual screen used to display graphical or text output

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Cannot get max Resolution with Dell 27" on 2012 MacBook Pro

I have a Dell S2718D screen with a maximum native display resolution of 2560x1440 @ 60 Hz. When using it over a Mini Displayport --> HDMI adapter on my Mid 2012 15" MacBook Pro macOS only shows me ...
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Connect two monitors on macbook pro 2018 by using single docking station

I am going to buy a Macbook Pro 2018 15". I am just wondering, if it is possible to connect two monitors via one docking station. If there is any docking station, which it supports 2 monitor ...
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Display arrangement keeps changing

My iMac keeps changing the arrangement of my two add-on displays. The third one, the one in the middle, is the computer itself which always stays in the middle. I'm running High Sierra 10.13.6. It's ...
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1answer
23 views

Running two external 4k displays over thunderbolt to HDMI MacBook Pro (Retina, 15-inch, Late 2013)

I have a MacBook Pro (Retina, 15-inch, Late 2013). Can I use two 3840 x 2160 external monitors over Thunderbolt 2 to HDMI connections if the laptop is in closed-display mode? I would be perfectly ...
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1answer
18 views

Small font size with 1440p external monitor

I've connected 27" Dell U2715H to MacBook pro 2012 and have a default resolution 2560x1440. It looks nice but the font size is waaaay too small, so I had to lose some of this niceness by scaling down ...
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8 views

Disable the laptop screen without closing lid [duplicate]

Is there a way to disable a laptop's (MBP) built-in screen when using an external screen without closing the lid? I would like to keep using the trackpad due to accessibility reasons. Alternatively ...
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1answer
23 views

Display not working with Mac mini

I recently bought a new LG Ultrawide display. I connected it to my Mac mini with a Display Port to HDMI cable. But nothing is showing up on it. But it is working with HDMI cable over HDMI port. ...
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1answer
26 views

Monitor going black regularly

The monitor connected to my Mac mini is going dark regularly for a few seconds, then he comes back up. What could this be? It is not a flickering, the monitor just loses connection. Mac mini (Late ...
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2answers
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2/3 of iPod 6 display is transparent gray

2/3 of my iPod 6 display turned transparent gray. The gray color is transparent and you can still see and interact with the contents in the area. Sometimes it is transparent gray with transparent ...
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1answer
94 views

How do I trigger a script when a second monitor is attached

I am on macOS El Captain (upgrading to High Sierra soon) and I'm looking for a tool which can trigger an AppleScript or shell script every time when the number of monitors/displays attached to the ...
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1answer
29 views

Trick Macbook to not recognize HDMI connection with external monitor but still mirror the screen to it

I am not even sure if my question is achievable or completely dumb. I connect my macbook air (macos High Sierra) to an external display via HDMI. As you know whenever you plug the cable in the laptop ...
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25 views

External display isn't used if lid is closed

I want to be able to use a macbook with external display with closed lid, but it cannot do that. As soon as I close the lid, there's no signal to the display and no amount of keystrokes on external ...
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22 views

MacBook Pro external displays working->no signal but detected->not detected

I have a strange problem with my MacBook Pro mid 2014. At home I have 3x NEC MultiSync EA244WMi and 1x LG FLATRON E2442 external displays. As my MacBook has enough ports to connect two external ...
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23 views

My Macbook Pro (2017) running High Sierra (10.13.5) does not work in clamshell mode with my Dell Ultrawide monitor's built in usb/kvm switch

This may be an edge case scenario but I'm really hoping someone can help with it. I use my monitor's built in usb/kvm functionality so that I can directly plug my mouse and keyboard into the monitor ...
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1answer
22 views

Connecting 2 HDMI monitors with 2 adapters on both side of USB-C port on 2018 MacBook Pro

I am thinking of buying 2 of this adapter for my Macbook Pro 2018? By plugging the adapter from both side of the USB-C ports, can i connect it to 2 external HDMI monitors?
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1answer
24 views

Secondary display turns off when I close the flap of my MacBook pro running on High Sierra

I wanted to play some retro games, I connected a ps3 controller so that i could play on a big screen. As soon as I close my MacBook pro's flap, monitor also mirrors it. I saw on youtube that a person ...
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1answer
33 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 ...
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35 views

MacBook Pro (2018) stopped detecting external monitor

My new MacBook Pro suddenly stopped recognizing external monitor (Dell U2515H) after 2 days of normal usage. Yesterday, after I was done with my work, I closed the lid as usual and today, I opened ...
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7 views

External Monitor Doesn't Keep Custom Background, When Unpuggled/plugged

I've got two external monitors hooked up to my MacBook Pro Retina (about says it's circa '13). One monitor is being feed desktop backgrounds from one folder, and the other monitor is being feed ...
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0answers
7 views

Firefox Font Size Changes on Secondary Monitor Connected to iMac

One staff person's new iMac (4K, 10.13.6) has been scaled to a larger text size to make it more readable for her (one size up in the "Scaled" display settings). On her secondary monitor (default, not ...
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1answer
22 views

Early 2013 Macbook Pro with 4K: Picture quality?

This is sort of related to this question. The 13.3 inch Early 2015 Macbook has a resolution of 2560 x 1600. I'm not an expert on displays, I've done a lot of Googling but don't seem to understand. ...
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1answer
30 views

How can I compensate for red blue font discoloration in 2018 MBP Displayport?

I recently moved from a 2017 macbook pro to a 2018 macbook pro with a configuration like this: # Works perfectly MBP 2017 -> USB C -> Displayport -> Dell Ultrasharp U2415 # Red / blue ...
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1answer
43 views

MacBook Pro 2018 & LG UltraFine 5K Display Power Comsumption

I'm looking to purchase a new MacBook Pro and a monitor, and I'm currently looking at the 15" MacBook Pro (2018) with the LG UltraFine 5K Display. I'm fully aware that the MacBook Pro and the LG ...
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Macbook pro 13 inch with touch bar- Broken Display + trying to display on a monitor

I have a Macbook pro 13inch (2017) with macos Sierra. I want to contiue to use the laptop on a monitor temporarily as I cant get the screen fixed just yet. However, I can't see the displayed screen ...
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1answer
16 views

Four 4k simultaneous playbacks from new Macbook Pro?

Is the new 15" Macbook Pro 2018 capable of playing four 4k videos on four 4k displays simultaneously?
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Mac issue with display profile

The summary of the problem is that the default setting on my 2017 iMac 18,3 for "display profile" is "iMac", but that causes the colors rendered on web pages to be different than the specified CSS ...
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0answers
20 views

My MacBook has distorted colors unless it is hot?

My (pretty new) MacBook has some (probably hardware-related) graphics problem. The colors are distorted and black flickers. I handed it in for support, but since it's probably due to a water damage (...
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0answers
37 views

Is there a Mac-native equivalent of xvfb for running on a headless Mac server?

I'm attempting to automate some tests of a GUI application on a headless Mac. I'm able to run theses tests from the terminal on a desktop Mac, and there's no issues and they run as expected (without ...
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1answer
157 views

Dell WD15 Dock with 2017 MacBook Pro - Displays question

I have a Dell WD15 dock connected to a 2017 MacBook Pro. I have one monitor connected to the dock through HDMI at 1920x1080, and a second monitor connected to the VGA port. However, the monitor ...
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0answers
16 views

MacBook Pro won’t charge or boot

I have a Late 2013 Retina MacBook Pro. I recently formatted my hard drive and then it went into Internet recovery mode. It took a long time for it to download everything after which it reached the ...
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1answer
65 views

Dual monitors Dell P2415Q 13" MacBook Pro 2018, 2.7 GHZ Quad Core i7, 16gb RAM, 256gb SSD [closed]

I'm looking to buy dual Dell 4k 24-inch P2415Q monitors for my new 13" Macbook Pro 2018. I'm concerned about iGPU performance. Has anyone already tried to run dual 4k monitors on 13" Macbook pro ...
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Resolution errors when alternating between external monitors

I use an external monitor with my Macbook Pro (2015 edition) both at work (Dell 2407WFP) and at home as well (Planar PLL2410w). When I first got the Planar monitor at home, it worked fine and looked ...
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1answer
31 views

can't scale for external monitor

I got a 4K display for my MacBook (late 2013) but I'm unable to scale everything after this monitor plugged. (Browser content is scaled, but the system app is not.) Can I still scale everything with ...
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1answer
20 views

iPhone display broken

The display of my old iPhone 6s broke yesterday. I want to repair it by myself. I've found many displays that can be bought on the internet but with a price of 30€ I don't think that these are ...
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2answers
42 views

Is there an adapter / Dock / hub with 2 display outputs?

Looking around I can only seem to find an adapter / dock that only has 1 hdmi output with usb,ethernet, etc. Are there any adapters / Docks that have 2 display outputs? So then I can plug it into the ...
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1answer
44 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 ...
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1answer
39 views

How do I control the Play/Stop button for a website (e.g., YouTube) in my external monitor while not having to move my mouse out of my main screen?

I want to do programming in my MacBook Pro while looking at the lectures on Udemy on my external monitor. I found it tedious that often I need to move my mouse to the external monitor and pause the ...
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1answer
51 views

MiniDP to VGA/HDMI or HDMI to HDMI

I have external monitor with VGA and HDMI ports, i plan to connect my macbook pro (mid 2014) to connect it. What's the best way of doing this: Direct HDMI to HDMI connection, or MiniDP to HDMI/VGA ...
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0answers
39 views

HDMI sound keeps dropping out after last update - macOS 10.13.5

I have an external monitor connected to the MacBook Pro 2017 with touchbar, and everything was working fine until the last update, now every day I have to reboot the computer to get back the sound ...
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0answers
15 views

Secondary Apple LED monitor darker after installing “MonitorControl”

I have a macbook Pro and I use it with my Apple display 27" ( not Thunderbold ). I installed your program "MonitorControl" to try to have control over the brightness of my secondary apple display and ...
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1answer
25 views

Mid 2007 20" iMac — Faint vertical lines on display, is this a serious problem?

I was given an old iMac to toy around with. Its working well, but it has faint vertical lines on the display visible on solid colors. I've done some googling and haven't found an answer exactly what ...
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2answers
80 views

Reset display brightness to factory defaults

A family member played with the display resolution and brightness settings. Fixing the resolution was easy, but it seems there's no way to restore default brightness. It's not a big deal (I just ...
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0answers
19 views

MacVideo issues on external displays connected to Macbook Pro

For the past 2 years I've struggled with connecting my Early 2015 Macbook Pro to various displays around the house. In all honesty I should have reported the issue sooner, but I could use thunderbolt ...
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1answer
102 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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0answers
22 views

iMac screen sharing with powered off display

Is there any secure built-in option to allow screen sharing without powering the display on an iMac? I want to use my iMac remotely while I'm not at home and not have others see/access what I'm doing. ...
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1answer
23 views

Obtaining 2560 x 1600 on a 3840 x 2160 with surrounding bands

When you pair a MacBook that supports only up to 2560 x 1600 on an external display with a Dell 28" 3840 x 2160 monitor, is it possible to request precisely the resolution 2560 x 1600 on the monitor ...
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0answers
24 views

How to prevent active “Space” from changing when display is turned off?

I make an app full-screen on my Mac Mini by pressing the green expand button in the top-left corner of the screen. This results in the automatic creation of a new "Space" for this app. When I am in ...
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1answer
34 views

How to wirelessly mirror a MacBook onto a smart tv without Apple TV?

It seems like Apple wants me to spend 200 USD on an Apple TV just to wirelessly mirror my MacBook's display onto my smart tv. Is there really no way to get around this? I'm not afraid of technical ...
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0answers
27 views

Charger and two external displays on MacBook Pro without touchbar

The current MacBook Pro without TouchBar has only two USB-C ports. It is possible to connect two external 4k displays (see https://www.apple.com/macbook-pro/specs/ Video Support). What dongle or ...
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0answers
87 views

Dual 4K monitors with 2017 Macbook Pro base model [closed]

I have the base model 13 inch 2017 Macbook Pro and want to use dual 4K monitors. I know Apple officially supports the use of two 4K monitors, but I am unsure if the performance will be poor. From ...