Questions tagged [dual-screen]

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Mission Control - Multiple Screens, Zoom, Keeping One Screen Static

Goal: I need Mission Control to give me desktop options on one screen at a time. How can I do this? (Desktop & Dock > Displays Have Separate Spaces doesn't control this.) I am in a creative ...
Rshort's user avatar
  • 11
1 vote
1 answer
702 views

Dual monitor setup on 2019 MBP

I currently have a 16 inch 2019 MBP with an Intel CPU and an Intel UHD 630 integrated GPU. OS is Monterey 12.6.2 I was looking at purchasing the Dell U2723QE which I'll call Monitor 1. This monitor ...
rk92's user avatar
  • 113
0 votes
1 answer
139 views

MacBook Pro cannot extend displays

I am using a 2019 13-inch MacBook Pro (2 Thunderbolt ports) with a dual monitor setup. I typically close my MacBook lid so the 2 monitors are my main monitors. However, with the lid closed. My MacBook ...
user avatar
2 votes
0 answers
55 views

When used as a monitor on Duet Display, is the iPad software accessible?

A non-techie friend got Duet Display. She wants to use it to attach her iPad to her MacBook (Pro?) in order to have two screens. However, she also wants to be able to access something on the iPad (a ...
paulSFO's user avatar
  • 21
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1 answer
37 views

What /lib files must be removed to allow access to the Desktop Preferences pane?

Long story short, MBP 2020 13" running BigSur, connected to an external monitor via HDMI Was just muckin' about with the desktop image for both the external monitor and the laptop and for some ...
J.R. Bob Dobbs's user avatar
0 votes
0 answers
119 views

Need to automate changes to my Display settings

As a former engineer, I know that if I find myself doing the same thing over and over, I should be able to automate that process. So here goes: Due to things beyond my control, every time I log into ...
Scott Jorgensen's user avatar
1 vote
0 answers
109 views

Different resolution for mirrored screen

I'm using an intel MacBook Pro 16" 2019 with an LG 49WL95C Ultrawide Monitor connected by a single USB-C cable. I'm trying to use a Lytmi Neo which is an ambilight device with light strips. It ...
Light's user avatar
  • 11
0 votes
1 answer
429 views

Dual Monitor Setup with Mac Mini (2014) Screen Blinking

I have a Mac Mini from Late 2014 (2,6 GHz Dual-Core Intel Core i5, 8 GB 1600 MHz DDR3). I want to use two monitors with it - the two Monitors are identical BenQ GW2283. I managed to get both monitors ...
Nachtfunke's user avatar
1 vote
1 answer
478 views

Cannot connect 2 different monitors through separate usb c cables

I've tried everything. My setup is: 1 x MacBookPro 15" 2017 2 x Philips Brilliance 279P1/00 I'm trying to connect both of them through the USB C cables they came with. I can only connect one at a ...
Tudor Plasil's user avatar
3 votes
2 answers
4k views

Dual external display flickering issues with CalDigit USB-C HDMI Dock and MacBook Pro 2017

Hi guys (my first post)! I'm having issues with my CalDigit USB-C HDMI Dock. Screen connected to the HDMI port next to the Thunderbolt 3 port experiences random flickering or stuttering when ...
Miguel de la Garza's user avatar
0 votes
0 answers
481 views

Macbook Pro only mirrors 2nd/3rd monitor (even with it unchecked)

I have a Macbook Pro with a dongle charger via USB C that has 2 HDMI Ports. I have two monitors plugged in and they are both displaying, however only one is showing up under the Display System ...
Ben Casalino's user avatar
1 vote
3 answers
3k views

Can. MacBook Pro run in closed-display mode without physically. closing the lid? [duplicate]

I have two external monitors with my MacBook pro. I'd like to keep the MacBook lid open for speaker quality - listening to music, but have the same result as it would be closed with external monitors. ...
Kamil's user avatar
  • 13
1 vote
1 answer
475 views

iMac 18,3 with dual external 5K monitor

I would like to run a iMac 18,3 (Radeon Pro 580, i7 4.2 GHz) with two external 5K monitors (LG 27" 27MD5KL). In Apple's description (https://support.apple.com/kb/SP760?locale=en_US) I found: Two ...
captcoma's user avatar
  • 159
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0 answers
19 views

Can I run two external monitors on a 2012 MacBook pro? [duplicate]

computer: MacBook Pro (13-inch, Mid 2012) - 1TB SSD - Intel HD Graphics 4000 1536 MB - 8 GB 1600 MHz DDR3 - 2.9 GHz Dual-Core Intel Core i7 Currently, have one monitor setup using a thunderbolt to ...
Jon Prusheik's user avatar
1 vote
2 answers
768 views

Link Displays Between Two iMacs (Late-2015 Retina running Sierra and 2017 running Mojave) Using Thunderbolt-to-Thunderbolt

I'm hoping someone can help me (and that this is possible, considering I just spent an arm and a leg to facilitate this setup). I have a late-2015 iMac (27" Retina 5K display, running Sierra) and ...
chelsea's user avatar
  • 11
0 votes
2 answers
323 views

macOS Catalina 10.15.4 - MacBook Pro Retina, mid 2015 - dual screen bug

Since updating to Catalina two months ago I have had this problem: My MacBook Pro HDMI output is attached to a NEC monitor. Every time I log in on my standard account the monitors are mirrored and ...
0827Phil's user avatar
0 votes
2 answers
504 views

Can I create 2 "displays" on a headless server?

I have 2 Mac Minis. One is to be used as a headless server while the other is a general-purpose user desktop machine. The user system has two monitors. I have set up the server to allow screen ...
Phillip Mills's user avatar
3 votes
1 answer
4k views

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, ...
user3213262's user avatar
0 votes
1 answer
64 views

What cables do I need to power 2 external displays?

I have a late 2015 macbook pro and 2 external monitors. The monitors have usb-c input. Is it possible to use my monitor to power my laptop with a usb-c to thunderbolt 2 cable? If not, what is the most ...
justamac's user avatar
1 vote
1 answer
3k views

External display doesn’t fill screen

I’m using a Mobile Pixels DUEX PRO as an external screen for my Mac laptop, and at normal resolution, everything is too small (see first picture). I’ve tried to change the resolution, but all that ...
N0DuckingWay's user avatar
3 votes
1 answer
180 views

Dual monitor: losing focus on terminal app when using cmd+tab

Webdeveloper here. This is the situation: I have two sceens, on screen one there is a terminal window running my webserver on screen two there is a terminal window where I type my commands and there ...
Stobbej's user avatar
  • 131
0 votes
0 answers
23 views

Make mousing over a new window or screen change the focus to that window? [duplicate]

I have a multi-monitor set up with my Macbook Pro. Frequently, when I move my mouse from one monitor to another, I'll assume I'm now working in the window my mouse is over, but find myself typing and ...
TestinginProd's user avatar
0 votes
1 answer
692 views

VNC client like x2vnc

x2vnc is a program that lets you use two screens on two different computers as if they were connected to the same computer. The overall result is that it works like a dual-display workstation, where ...
fferri's user avatar
  • 140
1 vote
1 answer
1k views

Using an iMac as a display for PC laptop in dual mointor configuration

My goal is to have two large monitors for my PC laptop without having to purchase new monitors. My current setup is a late 2013 27” iMac with a 27” Thunderbolt Display. For work I was given a Lenovo ...
Nick Borunda's user avatar
5 votes
0 answers
751 views

How to stop menu bar from dimming when focusing on a different monitor

I have mojave (10.14.1) and use dark mode with each display having separate spaces (I have two screen in total). This means that there are two menu bars. Everytime I focus on a specific space, the ...
frogshark7's user avatar
5 votes
0 answers
1k views

Can window focus with multiple displays follow the mouse on macOS?

I'm a new MacOS user and some things disturb me as it was more convenient on Windows. One of them is the following: on a dual screen set up, I have to first click the second monitor for it to take ...
Sébastien's user avatar
16 votes
3 answers
11k views

Stop mouse pointer from sticking to the edge of display in dual monitor setup

I am using macOS Mojave on a MacBook Pro. I don't know if it's just me, but I feel like the mouse pointer, from time to time, seems to stick to the edge of the monitor when I try to move it from ...
user17915's user avatar
  • 265
4 votes
1 answer
1k views

Have a Mac mini hooked up to two screens, but can't rotate one, only both of them

Having a little problem with my Mac mini. I have two monitors set up with it, and they are working fine as a dual monitor setup. However I want to rotate one so it is in portrait mode but when I ...
Tom Heeley's user avatar
10 votes
3 answers
18k views

Dual monitor flickering: the secondary monitor does the flicker

I am experiencing flickering with my dual monitor setup. The nature of the flicker is "on/off", i.e. the screen gets completely black for a split second (sometimes a few seconds) and it goes back on. ...
Yoda's user avatar
  • 306
1 vote
1 answer
1k views

Macbook Pro lags when dual screen is connected

My mac acts weird sometimes when I connect it to two of my 1080p screens. The computer will become extremely lagging to the point where it becomes unusable. Things will recover once I unplug either ...
toffee.beanns's user avatar
17 votes
3 answers
106k views

Make one MacBook Pro use the screen of another MacBook Pro

I have two MacBook Pros: a 2011 17 inch and a 2017 15 inch; both have the latest macOS installed. Does anyone know if it is possible to make the 15" MBP use the 17" MBP as an external monitor?
SoftTimur's user avatar
  • 1,681
-1 votes
1 answer
1k views

Can I get stable 4K 60Hz with two external displays without MBP screen on? What about performance with MBP15 mid-2015DG

I want to buy two 24 or 27 inch monitors for work (Xcode, Sketch, Android/Visual Studio) with high screen resolution. I'm worried about performance with my notebook (MBP 15" mid-2015 DG, 16GB RAM, ...
WujoFefer's user avatar
4 votes
0 answers
780 views

No dual brightness control - 2017 MacBook Pro and dual LG UltraFine 5K Display

TL;DR Both 'dual' controls show in OS for brightness, but they both only ever control one of the two monitors. Basic Summary When I plug in dual thunderbolt displays, everything appears okay until ...
Vales Dunk's user avatar
1 vote
0 answers
272 views

Latest OS X update broke my preexisting dual screen setup (10.12.6)

I just updated my MacBook Pro mid-2012 Retina 15in to the latest OS X and now that I've rebooted it doesn't want to go into dual screen anymore. I've used this setup for a long time now (couple of ...
Sondre Nilsen's user avatar
6 votes
1 answer
9k views

Dual-monitor – dialog boxes appear on "wrong" screen

At home I work regularly between two monitors – I have a Dell monitor connected to my MacBook Pro. It's not something I've done a whole lot until recently so I was trying to find a solution to the ...
alxmntrvl's user avatar
  • 257
6 votes
0 answers
71 views

Limit app switcher to active display

When pressing ⌘+tab  , I want to cycle through only the apps on the display that contains the app which currently has focus or contains the cursor. Likewise, when pressing ⌘+ ` , I ...
thompcha's user avatar
2 votes
1 answer
7k views

Can I use my 1st generation iPad ans a second screen for my Mac Laptop

I work from home a lot and want to create a 2nd screen for my Laptop by using my iPad. Is this possible and if so, what hardware/software do I need to purchase
Martin's user avatar
  • 21
8 votes
3 answers
23k views

How to show desktop files on both screens?

I have a dual monitor setup. Files in the desktop are shown on the first screen. Is there a way to have those files also appear (mirrored) on the second screen? I do not want screen mirroring, I just ...
Matthieu Napoli's user avatar
4 votes
2 answers
2k views

How do I enable extended mode with dual monitors in OS X 10.11.6?

Equipment: Early 2015 MacBook Pro - Retina 13" with the Intel Iris 6100 graphics. Two Dell U2414H monitors. One MiniDP to DP cable connecting MBP to monitor #1. DP to DP cable connecting monitor #1 to ...
Indy_Tim's user avatar
4 votes
2 answers
942 views

Which adapter is best on last Macbook Pro 2016 for Thunderbolt 2 dual monitors?

My typical setup is to plugin in my MBP with lid closed into dual monitors. I typically bring back and forth to work in backpack, where I also have dual monitors. All of my monitors go from DVI port ...
AXM's user avatar
  • 141
0 votes
1 answer
2k views

Dual (DVI) monitor setup for MacBook Pro 15" (Retina mid-2015)

I am looking for a solution to connect a MacBook Pro 11,4 (15" retina model from mid 2015) to two monitors. The present question is different from prior questions on dual monitor for Macbook Pro, as ...
Martin Petri Bagger's user avatar
3 votes
1 answer
28k views

How to use an old MacBook Pro as a display?

I have 2 MacBooks: MacBook Pro (Retina, 13-inch, Mid 2014) MacBook Pro (13-inch, Late 2011) I want to use the old MacBook as a display. How? Thank you.
Nikita's user avatar
  • 31
2 votes
1 answer
687 views

Windows resize on primary monitor when I wake up the computer. Dual monitor setup

I have the following setup: MacPro 2013 (trashcan) Primary / New Dell P2715Q monitor (2560x1440) Secondary / Acer H213H monitor (1080p) Problem: When my monitors go to sleep, I wake up the computer,...
ESB's user avatar
  • 29
1 vote
1 answer
620 views

Keep dual screen active with MBP and iMac, after hibernation/sleep

I have an older iMac (2009) as a second monitor for a MacbookPro (2015). Both are running El Capitan. By hooking up a thunderbolt cable I can activate the second monitor feature using Cmd+F2 just fine....
Moriarty's user avatar
  • 956
3 votes
1 answer
75 views

Mirror desktop items on two monitors

I don't want to mirror my monitors but I would like the files in ~/Desktop to display on both. Right now they only display on my primary monitor. Is it possible?
rob-gordon's user avatar
4 votes
1 answer
1k views

Second screen mirror one desktop

While I am using multiple desktops on my Mac, I would like to mirror one of these desktops on a second monitor. This monitor would keep mirroring this desktop while I could switch between all of my ...
MPikkle's user avatar
  • 141
0 votes
2 answers
4k views

How can I connect two DELL monitors to macbook air 2014

I have a macbook air from 2014. I connect one monitor to it through thunderbolt to HDMI connector. If it's possible, how could I connect 2nd monitor as well? (it doesn't seem to have mini-DisplayPort ...
CodeCrack's user avatar
  • 113
2 votes
2 answers
83 views

Can Someone Explain Why These Scripts Work?

I'm a brand new AppleScript initiate. I was at a Developer Summit and needed to stop messing with my windows so much. So I looked up scripting the window sizing and positioning. I was on my MacBook ...
randomblink's user avatar
1 vote
1 answer
3k views

reactivate second monitor in el capitan

My first attempt to run el capitan 10.11.0 on one of my macintoshes is with a mac mini using a dual monitor setup. There is one HDMI monitor Samsung Syncmaster and one DVI monitor Medion MD20429 ...
Wolfgang Fahl's user avatar
1 vote
1 answer
1k views

Run multiple instances of El Capitan on a single Apple laptop?

Is it possible to simultaneously run two instances of El Capitan on a single Apple laptop? Assume that I'm willing to purchase the best MacBook available as of November 2015, with the largest ...
Festus Martingale's user avatar