Questions tagged [display]

Generally a visual screen used to display graphical or text output

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11 views

MacBook doesn't output native resolution on monitor with one dongle, but works with a different dongle, despite the EDID outputs being the exact same

I've been going crazy trying to figure this out, any help would be greatly appreciated. 2017 Macbook Pro Sceptre 35 inch ultrawide monitor (3440x1440) Two usb-c hubs / dongles. Uni 8 in 1 and I ...
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No video output over USB-C

I recently purchased a DELL U2719DC Display. Ive had the display for about 2 months with no issues. I'm using it with a MBP ~2018(only has usb c ports). Since yesterday I can't get the display to work ...
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Keyboard shortcut to partition screen

I've recently started using a Macbook on a new job (macOS 10.15), coming from a Windows 10, and then more a Ubuntu background. A feature that both Windows 10 and Ubuntu had was the ability to have ...
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LG UltraFine 5K 27" flickers when connected via USB-C to MacBook Pro (13-inch, 2018)

When I connect my MacBook Pro (13-inch, 2018) running MacOS Catalina 10.15.4 to my LG UltraFine 5K monitor I notice a slight flicker in the bottom half of the screen. It seems to diminish over time. ...
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MacBook Pro suddenly not connecting to HDMI

I have a MacBook Pro and regularly connect it to a Samsung TV via HDMI. Suddenly, it has stopped working - when I connect the cable the screen looks like it is about to share, then comes back. To my ...
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(I don't know what this is called.) Always on top Ghost Window

After a game crashed (OpenRCT2, It was the default mac crash window.), I have had this ghost window stuck on my screen. It's on top of everything including the login screen and the screensaver. When ...
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Only 1080p on my second monitor while it should be 2560x1600 [duplicate]

So I just bought a new screen (the LG 27UL500) which should support 4K to connect with my Macbook Pro. I've connected my Macbook Pro with an Mini DisplayPort to HDMI connector (which should support 4K)...
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Macbook Pro Retina 15" (late 2013), is it possible to run 1 extra display at 60hz in a best resolution than full hd? [duplicate]

Sorry but I have read a lot on this topic, in threads of this platform and multiple articles .. etc. And I'm still not sure what resolution and frequency my laptop can run on an external monitor. ...
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4K monitor not showing in 4K on my Macbook Pro (late 2011)

I just bought a new monitor (the LG 27UL500) which should support 4K to connect with my Macbook Pro. I've connected my Macbook Pro with an Mini DisplayPort to HDMI connector (which should support 4K) ...
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2017 MBP External Monitors and Processor

I have Mid 2017 MacbookPro 13" and i want connect two external monitors to the mac. There is a question in my head according to my researches.. -Does two monitors causes processor works too hard, it ...
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HDR does not look good

After upgrading macOS to 10.15.4 on my Macbook Pro 2018, an HDR option shows up for my 4K BenQ PD3220U display. It is even pre-selected. I can tell that the display is definitely in HDR mode. ...
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External Monitor is detected but displays black screen on MBP 15" 2017

I have a 15" LTN156HL01 Lcd display which I turned into an external monitor by using a controller board. Here's the thing: It works perfectly on my PS4. It works perfectly with my brother's MacBook ...
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MacPro - D700 Multi-Display Not Working When Using Windows 10

I have a Mac Pro with dual D700 graphics cards connected to 3x4K displays, and I've used Bootcamp to install Windows 10. When running MacOS Catalina, all of the displays work fine. When running ...
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Connect iPad to an old macbook pro [closed]

Does anyone know if it is doable to connect iPad Gen 6 to an old macbook pro (Retina early 2015)? I need this for a tutoring purpose (using iPad as a notepad and sync it to laptop). Any other ideas ...
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Troubleshoot HDMI on Macbook 2015 w/OWC USB-C Dock

I have a OWC USB-C Dock for my Macbook 2015 (which only has a USB-C port), running Mojave. Dock works fine w/power, USB, and ethernet connections (this am). Used to work fine driving a monitor via ...
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2015 Macbook Pro won't wake up in clamshell mode in morning only

My situation: Mid 2015 15" MacBook Pro (2.5 GHz i7) running 10.15.3 Catalina (clamshell mode) Two external displays connected via each of the two mini DV ports (one uses a mini DV to HDMI adapter, ...
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Macbook Pro 2017 not detecting any screen, hdmi or VGA

I have been trying to hook my 2017 13" MacBook Pro (2 thunderbolt ports, no touchbar) up to an external display but it's not detecting any screen is connected at all. I've tried going via HDMI (USB-C ...
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Macbook Pro 2019 Bootcamp external display switches to 30hz when laptop lid is closed

I am having the most frustrating problem. I have a 2019 Macbook Pro (AMD 5500M) running Windows 10 / Bootcamp. I have a 4k UHD external display which will not display above 30hz. I thought it could be ...
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How can I know if my macbook is hacked?

Today when I turned on my macbook I could see that the Desktop Background has been changed to Yosemite picture. Then right after clicking on Change Desktop background... the background changed to ...
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Can a 2014 15" MBP simultaneously run both 4k and QHD external monitors?

I have a 15" mid-2014 MBP (NVIDIA GeForce GT 750M 2048 MB). It is currently running two external monitors, a 4k and an HD (1920 x 1080), both at 60 Hz refresh. I'd like to know if it can ...
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external monitor - only works when mirrored AND resolution reduced to 1080p or lower

I have a new ViewSonic monitor and it isn't working well with my mac. When I connect to a PC it's totally fine. When I connect to my mac (HDMI cord to adapter) it appears to be recognized but the ...
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MacBook Pro (15-inch, 2019) with a 4k monitor mis-identifies monitor

I've got a: MacBook Pro (15-inch, 2019) LG 32UK50T-W 32-Inch 4K UHD (3840 X 2160) with Radeon Freesync Technology and DCI-P3 95% Color Gamut The HDMI cable the monitor came wiht Apple USB-C port ...
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Using iMac late 2013 as external monitor to HP EliteBook 820 G3 on Windows 10

Is it at all possible to use my 21.5 inch late 2013 iMac as an external monitor on which I can extend the display of my HP EliteBook 820 G3? These are the ports that I'm working with on both devices:
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External Monitors Flicker when plugged into my Mac

Seeing as I am going to be working from home the next couple of weeks (or possibly longer...) I purchased some USB-C to HDMI cables to plug my work Mac into my desk monitors. They display correctly, ...
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Connecting game consoles on a 23" Cinema Display?

I have an old 23" DVI Apple Cinema Display (from ~2004 I believe) that my dad found awhile back. I bought a DVI to HDMI adapter to use it with my MacBook Pro and it works flawlessly. I can also ...
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MacBook Pro does not detect the third screen

I am trying to connect two Dell screens to my Macbook Pro 13" via a Dell dock. One screen is using HDMI cable and the other one a DisplayPort cable to connect to the dock and I am connecting the ...
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Mid 2013 MacBook Air not supporting high resolution on new monitor

I have a MacBook Air (13-inch, Mid 2013) laptop, at work I have a Apple 27in LED Cinema Display and it displays at 2560x1440. For my home I just bought a brand new Samsung 28" Monitor (U28E590D). ...
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iMac boots at very low resolution

I have a late 2012 27" iMac with macOS Catalina. Recently I replaced it's hard disk with an SSD and I was extremely happy with the results. However, the replacement required removing the display from ...
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Easiest way to connect two non-thunderbolt monitors to my Macbook Pro 2017 and charge it at the same time?

I started a new job working remote recently. I've been provided a Macbook Pro 2017 (EDIT: model is 13", non-touch, with 2 Thunderbolt ports) and two non-Thunderbolt monitors (Dell P2217H). I have ...
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Connecting 13 inch 2018 MacBookPro to Dell U2417h

I currently have a 13 inch 2018 macbook pro (no touchbar) which is connected to a LG monitor using a HDMI to USBC charger. This leaves one extra port for charging. I want to connect another monitor ...
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Options to deal with 43" monitor with MBP

I bought a 43" monitor to replace two other monitors. I am regretting it because it is difficult to get the scale correct on applications. The applications are just bigger. Using Chrome as an ...
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Late 2011 MacBook Pro 15" broken graphics - want to use external monitor

I recently wanted to add a monitor to my late 2011 MacBook Pro, but I have issue with main graphic card (failed AMD GPU) that is connected to the HDMI port and the other graphic card doesn't seem to ...
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Different Scaling Options for Same Monitor

I have two identical Dell U2718Q monitors (3840 x 2160). They are both plugged in with two identical HDMI cables to a 15" 2017 MBP running Mojave 10.14.6 via two identical "USB-C to Digital AV" ...
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MacBook display is fickering ONLY IN OS X / OK in Window 10 (Bootcamp)

My MacBook Pro 15' (mid 2015) display is flickering ONLY IN OS X / perfectly FINE in Window 10 (Bootcamp) It is OK when I 1.move the cursor / 2.play the video / 3.plug-in the HDMI cable. I did clean ...
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48 views

Using night shift/f.lux on external monitors Mac OS 10.15

I’m having an issue using Night Shift, f.lux, or any blue light filter application on 2 of the 3 external monitors I have hooked up to my MacBook Pro via a Dell docking station. This is my hardware: ...
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How to connect Macbook Pro 2015 and 2 x Dell U2518D monitors

I bought 2 x Dell U2518D monitors to use with my 2015 Macbook pro 13". This is a 2560x1440 1440p monitor. All the forums said this could be done and that they were compatible, but I didn't check the ...
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One monitor has an orange tint while the other does not

My macbookpro is connected to two external monitors. The monitors are Dell U2715H However somehow on one of the monitors looks like the night shift is turned on, and the other are not. If I tried ...
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37 views

Separate MacOS Dock positioning on different displays

I've got two displays arranged like so: I'd like my dock to appear along the bottom of my primary (horizontal) screen but show on the left of my secondary (vertical) screen. Is there any way to do ...
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Colors on my MacBook wrong every morning when computer wakes up

Every morning, the colors on my MacBook are dim. I can barely read the text on the screen. This is true for both the built in screen and my external monitor. If I go to the Display settings and ...
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MacBook Pro (16-inch, 2019) doesn't recognize 2nd monitor

I bought two Dell S-Series 27-Inch monitors and they both display the image, the problem is that they are mirroring each other, it's like it doesn't find the other monitor. This is the docker I'm ...
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Will my 2014 MacBook pro support two 4k monitors [duplicate]

I am planning to purchase two 4k monitors to be connected to my fairly performant (for my purposes) 2014 MacBook pro. I will be using the setup for software development. Nothing graphics intensive ...
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MacBook Pro crashes when two external monitors plugged in

When I plug in two external 4K monitors into the Thunderbolt ports, my MacBook Pro 2019 frequently crashes. There is no crash report visible. This can also happen when trying to wake from sleep while ...
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MacBook Pro MST (Daisy Chains) with Samsung S27H85 [duplicate]

I am trying to get the following setup to work: Connect MacBook Pro (13", 2018, 4 USB-C Ports) to two Monitors (Samsung S27H85). I want to use MST, because I am hoping for the following result: ...
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Macos resets screen refresh rate after disconnect

I have 4 external monitors (non-mac) with MacBoook 16". 2 of them (C27JG5x and Optix G24C suppor 144GhZ.) I have a few issues with that. Apple displays settings doesn't have an option to change the ...
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External Monitor appears low resolution

I have connected a 21:9 external monitor to my 2017 MBP w/ Touch Bar through a usb-c to hdmi adaptor. The display appears blurry and almost like low resolution scaled up, does anyone know of any fixes?...
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Old QHD iMac (2009~) as an external monitor for macbook pro 16 inches - bad idea?

I was going to get a QHD monitor for MacBook pro 16 inches and settled on Dell S2719DM for its price (roughly 420 dollars from where I live). And then I thought that it might be better, price-wise, ...
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40 views

Wrong monitor resolution in Catalina

After update from Mojave to Catalina one of my external displays determined by system with the wrong native resolution. I use Samsung C43J890DK which is have resolution 3840x1200 pix. But Catalina ...
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Do all MacBook Pro 13.3" retinas have the same LCD panel dimensions?

The MacBook Pro 13" Retina models from Late 2013 to Early 2015 are mostly compatible with each other with some firmware differences. The geometry of the displays in terms of thickness, corner radii ...
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MacBook Pro (2018) display error

From last Monday I have this display issue: MacBook Pro (13-inch, 2018, Four Thundebolt 3 Ports) Intel Iris Plus Graphics 655 1536 MB macOS Catalina 10.15.3 Tried all the reset recommendations but ...
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Running iMac 2009 on external screen due to Broken LCD

So I would like to know if it is possible to diagnose and install new OSX using blank SSD in an iMac that has broken LCD and no hard drive? I bought this iMac out of auction where you cant test ...

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