Questions tagged [4k]

4K, or UHD (Ultra High Definition), is a display resolution of at least 3840 x 2160. Includes all technologies, components and accessories associated with 4K resolution.

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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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Can the TV app on Macbooks play movie rentals in 4k?

I recently rented a movie from the TV app on my macbook, and I see that it's available in 4k. Is 4k streaming playback supported on the TV app of my MacBook (I'm playing on a 4k external monitor)? How ...
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macbook pro 13'' 2018 (thunderbolt 3 / 4 slots) with 4K 60 hertz monitor

I have a dell 4k 60 hz monitor and I'm wondering if its possible to achieve the 60 hertz refresh rate with my 2018 macbook pro 13" (thunderbolt 3 / 4 slots). Is the new Apple USB-C Digital AV ...
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4k YouTube on Safari macOS Big Sur

I just updated my mid-2014 MacBook Pro to Big Sur and I thought one of the features was the ability to watch YouTube videos in 4k now. However I don't see that option for any videos that I know are 4k....
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In quitcktime when screen recording is Save the same as Export to 4K?

In order to prepare videos for online sites for courses and youtube, I do fullscreen recording on my mac book pro with the default resolution of: 1440 x 900 I then export as 4k. However, when I do '...
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How can I control font of the Finder's sidebar?

In the finder, there is a sidebar that includes things like Favorites for easy access. On my laptop running Catalina, the font size is much larger than I desire on my 4K screen for the sidebar. Where ...
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Can I use both Thunderbolt ports to get higher resolution/framerate

I have a mid-2014 Macbook Pro (Iris Pro 1536) with an AOC U2790B. It can only run 4k at very low framerate so I downscale it. I seem to recall reading a long time ago about using both Thunderbolt ...
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Macbook Air 2019 - External 4K monitor loses resolution

I have a 2019 Macbook Air and I use a QGeeM USB-C hub to connect to an ASUS 28" 4k monitor. The Monitor has a DP port and and 2 HDMI ports - one for 4K @ 30Hz and the other 1080p @ 60Hz. I ...
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13” MacBook Pro Retina Late 2013 with U2720Q

Does anyone know if the 13 inch MacBook Pro (late 2013) work with Dell U2720Q 4k monitor? Of course I won’t be using it at the full resolution but rather FHD or QHD, with the laptop itself closed. ...
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4k movie on 4k screen scaled to 1080

I have my first ever 4k screen - a new 55" TV - & I'm struggling with this paradigm. I have to set it to show the desktop at an apparent 1080p otherwise I need to be within about 15" to be able ...
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Will an external 4K monitor cause performance issues on my MacBook Pro?

I'm looking to buy a 27" display for my MacBook Pro (2017 | 15.4-inch 2880 x 1800 | Intel HD Graphics 630 1536 MB graphics) I am considering a 4K display, but I've read in multiple places that ...
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495 views

How to get 60Hz on a 4K Monitor using a 2018 Mac mini

I do a lot of work with music, and have two external 4K displays hooked up to my Mac mini. I’m using two LG 24UD58-B monitors, but I cannot get 60Hz out of them using an HDMI cable, which is then ...
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4k@60hz on MBP mid 2015 (intel iris 1536 only) HOW? [duplicate]

Right now i can only do 4k@30hz through the hdmi port. I get "No Signal" when i connect using a mDP to DP cable on the same monitor. What steps would I take to get 60 Hz @ 4K display?
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Macbook Pro 15in 2018 hook up to dual monitor lag

Hi I have this Macbook Pro 2018 15inch baseline model. Recently I purchased a 4k LG monitor and I plan to connect it with this MBP together with my older screen which is a Dell 2k monitor. The setup ...
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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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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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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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Interference on 4k Samsung display connected to Macbook Pro 2016

We have a Samsung 4K 28" UE590 display that's connected to a Macbook Pro 13" 2016 with an Apple USB-C to HDMI multiport adaptor. The whole setup is on a glass table. We're getting huge amounts of ...
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1answer
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Can MacBook 2018 output to a 4k external display? [closed]

I've got a few questions: Can a MacBook Pro 2018 output 4K? What options are there? What kind of budget am I looking at? I am obviously not gaming I do some media production, also looking to get ...
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1answer
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Can the new 2019 16-inch Macbook Pro support 8K resolution?

The Tech Specs site says the laptop simultaneously supports full native resolution on the built-in display and: Up to two displays with 6016‑by‑3384 resolution at 60Hz at over a billion colors Up to ...
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Cannot get 4k monitor to work with macbook air early 2014?

I have an early 2014 macbook air and per this I can connect it with a 4K monitor with some success. After resetting the NVRAM (Opt+Cmd+P+R) I got my Display Settings to show ASUS VP28U with mirror ...
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Just bought an ultrawide monitor, but it looks borderline blury, what am I doing wrong?

So I either bought the wrong thing, or just don't know how to configure it correctly. I bought a Acer XR342CK bmijqphuzx , and have it hooked up to a Macbook Pro w Touchbar 2016 via a Caldigit TS3 ...
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839 views

Lag on 4k external monitor and MacBook Pro (early 2016, internal graphics) running in retina mode: can bad cable be a reason or just not enough power?

I just bought new monitor (LG 24UD58-B) because of my MacBook's flexgate issue (when you can't really open lead). I can't bring it to service yet, because where I live it takes up to 5 weeks and it's ...
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2018 Macbook Air hot/slow when using UHD monitor

So I upgraded from a 1080p 27 inch monitor to the following Samsung 32" UHD 4K Monitor Model: LU32J590UQNXZA I've tried connecting over HDMI using a USB C dock, and over Displayport with a ...
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607 views

Why is Launchpad laggy when using a scaled resolution?

I bought a 32" 4k display and when I use the 4k resolution on it, everything is too small. This is why I use something in between 2k and 4k, but that resolution is not native apparently, and Launchpad ...
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305 views

Retina MacBook Air: External Monitor lag issue

I have a new 2018 Retina MacBook Air, 1.6Ghz i5, 16GB memory, Intel UHD Graphics 617 1536 MB. I am connecting this to an external monitor, a Dell P2415Q, using an HDMI cable and a Targus DOCK412USZ ...
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1answer
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Can a 2018 Mac mini support dual 4k monitors at 60 Hz?

I guess I need more of a personal experience answer. The specications say that a Mac mini can support dual 4k monitors, but are there any caveats to this? I am planning to get 2 x 4k monitors and run ...
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0answers
555 views

Can macOS 10.14 (mojave) output a 4K HDR desktop to a 4K HDR TV?

How can I get macOS 10.14 on my MacBook Pro (15-inch, 2016) to output the macOS UI (desktop) in HDR mode to my Samsung Q6F 4K HDR TV display? I'm using a USB-C/Thunderbolt to HDMI 2 dongle and an ...
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Cannot get 60 Hz on MBPr 13" 2018

I connect my Macbook Pro 13" 2018 with Mojave 10.14.5 to the external display Fujitsu P27-8 TS UHD via adapter Dell DA301. All the components of this chain are capabale of 4k@60Hz. However, I can only ...
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1answer
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Watching personal 4K videos on Apple TV 4K

It seems I'm not able to watch 4k/60 FPS personal videos on an Apple TV 4K. I put them in photos and while I'm sure they're 4K, I only get to stream HD from my Apple TV 4K. I have a gigabit ...
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1answer
79 views

Connecting external display to Early 2015 MacBook Pro [duplicate]

Does Early 2015 MacBook Pro output 4K 3840 via Mini DisplayPort to DisplayPort? I seem to get only HD max option on YouTube videos. I have a Samsung U32J590U 31.5" 4K UHD monitor. If not, do I have ...
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2answers
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MacBook Pro 13" (2018) cannot drive 4k display @ 60Hz from right-hand USB-C ports

I have a new MacBook Pro 13" (mid-2018 Touch Bar). I'm connecting an LG 27UD88 external display directly via the supplied USB-C cable, which is also used to provide power to the laptop plus allows the ...
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1answer
2k views

4K HDMI output from MacMini (late 2018) to LG C8 (OLED55C8PLA)

The LG TV just says "no signal". I'm connecting the Mac Mini to another TV just fine (1080p though). I'm using the same cable to connect a Windows 10 machine and it works over 4K just fine. Is there ...
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1answer
3k views

Forcing Intel HD Graphics 5000 on a 2013 MacBook Air to output 4K

I have a late 2013 MacBook Air, running macOS Mojave connected to a 4K Monitor: Intel HD Graphics 5000: Chipset Model: Intel HD Graphics 5000 Type: GPU Bus: Built-In VRAM (Dynamic, Max): ...
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1answer
998 views

External 4K display with 2012 MacBook Pro 15"

I have a MacBook Pro Retina mid 2012 and have bought a couple of BenQ 4K EL2870U monitors. I've connected the two monitors up to the MacBook through a couple of Mini Display Port to Display Port ...
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1answer
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External GPU allow a late 2014 mac mini run 4k at 60Hz?

Would an external GPU allow a late 2014 mac mini run a 4k display at 60Hz? Or would the CPU in the mac mini prevent this.
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1answer
729 views

2018 Mac Mini 4k Scaling issue

I just bought a 2018 Mac Mini (3.2 GHz i7) and three 4k monitors (one 32 inch and two 27 inch). The setup is great, but there is one flaw. 4k is too small! This is a common complaint and while Apple ...
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2018 MacBook Pro + LG 4k display = no 60hz

I've got 2018 MacBook Pro 15" (Radeon Pro 560X), which I'm connecting to external LG 4K display (27UD69P-W) via Satechi Type-C to HDMI Adapter (says 4K/60hz on the box), but the display is running ...
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1answer
1k views

memory footprint of 4k monitor on 2018 13" Iris 655

I'm thinking of getting a 2018 MBP 13" to connect two 4k displays simultaneously. I assume that once that happens, the system memory footprint is going to increase in order to buffer these displays, ...
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373 views

Color issues with 4k @ 60hz

I'm at my wits end on this. I've gone through two different macs and two different displays trying to fix this issue. The goal: I want to connect my 2015 Macbook pro to a 4k Samsung display at 60hz. ...
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1answer
105 views

Can I use MST on one mDP and 4k on the other?

I have a mid-2015 MacBook Pro 15" retina (A1398), and I'm trying to setup external displays as follows: 4k tv (TCL 43s405) @60 hz with mDP to HDMI adaptor 2x HP VH240A 1080p using mDP to 2xHDMI MST ...
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Dual 4k monitor setup at 60hz with 2015 15" MacBook Pro with Intel Iris Pro over display port [duplicate]

Is it possible? Apple site says it can run two 4k displays. But can it drive them both at 60Hz? Upd. Question was marked as duplicate, but this is not fully correct - 2015 MBP 13 and 15 have ...
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1answer
98 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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MacBook Pro (Mid 2014) 4k external displays performance

I was using my MacBook pro for years with two external full HD displays without a problem. Recently I switched to two 4K displays and since then fans in my MacBook spin all the time when when hooked ...
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1answer
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Why on Apple TV 4K, using Siri with “Move forward by 2 minutes” moved the movie back to near the beginning?

When I was watching the movie at 00:50:00 (about 50 minutes into the movie), and I said to Siri on the Apple TV 4K, "Move forward by 2 minutes", it moved the movie to 00:02:00 (near the beginning of ...
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1answer
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How do I tell my Apple TV 4K to retry for using 4K as a default?

When I set up the Apple TV 4K, it was possible that the Internet speed was slower than usual, and Apple TV 4K said it is not possible to play at 4K for the iTunes movies that I purchased. But what ...
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1answer
3k views

How to tell which resolution my iTunes movie is playing at?

For Apple TV 4K, if an iTunes movie has 4K available, but possibly due to my other Internet usage, the speed required (25Mbps recommended) is or is not possible. Then how can I tell which resolution ...
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423 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 ...
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1answer
208 views

2017 15" MBP & UHD TV: 4k60Hz *very* intermittent

I have the MacBook Pro (15-inch, 2017), a Samsung 4k display, and a USB-C to HDMI cable between them (plugged directly into the computer). The entire setup supports everything necessary. Please don't ...
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1answer
2k views

macOS resolution can't scale up

I'm running macOS High Sierra 10.13.4 on VMware on Windows 10 Pro 1803 build 17134.1. My screen's resolution is 3840x2160 (4K) and I want the macOS to be in resolution 3840x2009. However. it seems ...