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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.

11
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2answers
1k views

UHD Blu-ray playback on iMac 5K 2017?

I recently saw that there are already UHD 4K Blu-ray drives (with SATA) available, like this one from Pioneer which should (combined with appropriate USB housing) make mounting the disks in macOS ...
7
votes
1answer
2k views

Can the new 2016 MacBook Pro 13" without Touch Bar drive a 4K display?

I currently have an old MacBook Pro 15" Retina from 2012, driving two monitors, a 24" 4K monitor and a 21.5" 1080p monitor. This setup works, except for one catch - the 4k monitor refreshes at 30Hz, ...
6
votes
3answers
15k views

2017 MacBook Pro can't connect to Dell P2715Q via USB-C to DisplayPort cable

I purchased a USB-C to DisplayPort cable from Amazon to connect my 2017 MacBook Pro to a Dell 2715Q however it does not seem to be working. From what I've read and from some of the cable reviews, ...
5
votes
3answers
10k views

Can I do 4K@60hz with my early 2015 MacBook Pro Retina?

I have a MacBook Pro Retina early 2015 8 GB and Intel 6100 1536Mb. Today I used an HDMI cable to my TCL 55" TV (TCL U55S6906 / Chassis NT667E-EU) and when running Mac OS X the text is blurry and ...
4
votes
2answers
1k views

4K 60Hz over DP with Late 2013 Macbook Pro 15" + Dell P2415Q?

I have a Late 2013 15" Macbook Pro with discrete graphics. According to this Apple support page: https://support.apple.com/en-us/HT206587 this model supports 4K 60Hz over MST. I just purchased a ...
4
votes
1answer
1k views

How to upload the 4k videos taken to YouTube?

iPhone 7 Plus can take 4k videos, but if you click on the Photos app and upload to YouTube, for some reason it is limited to 240p. If you click on the YouTube app and upload, then it is 1080p. Is ...
4
votes
1answer
9k views

30hz vs 60hz 4K output

I am currently using a MacBook Pro 13" 2015 model with a Samsung U28D590 UHD display. Currently I am using the HDMI port of the monitor with a mini-displayport to HDMI adapter and receive 4K 30hz ...
3
votes
2answers
3k views

MacBook 4K/60Hz adapter is working directly, but not via USB-C hub

I have the Apple MacBook 12" (2016) 1,1GHz 256GB Silver and a 4K/60Hz monitor. I have tried this hardware to connect the displays at 4k/60Hz: Anker® Aluminium USB C Type C to HDMI Converter, ...
3
votes
1answer
613 views

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.
3
votes
1answer
86 views

Will Docking Station make Early 2013 MacBook Pro faster

I am using my Early 2013 MacBook Pro (max spec.) connected to an external 4K monitor (as described here: Early 2013 Macbook Pro with 4K). Everything is good, but it seems a bit slower than before and ...
3
votes
1answer
1k views

4K Monitor and performance issues with MBP Late 2015

As a software developer I insisted on buying a 4K Monitor which used to work with my previous MBP 2017 quite ok.The Retina MBP Late 2015 has output that lags quite a bit when I use a scaled resolution....
3
votes
4answers
16k views

Can the Mac Mini Support a 4K Monitor?

I'm assembling my workplace and I'm looking into Mac Mini MD387LL along with some 4k monitor like this one, Samsung 28-inch UHD. Problem is that I'm not sure if the Mac Mini will support this ...
3
votes
2answers
515 views

Macbook and 4K monitor

Please, does anyone know whether Macbook (2015) with MacOS Sierra (10.12) is able to drive Dell P2415Q 4K (3840x2160) monitor at 60Hz? What dongles do I need? I have USB-C Digital AV Multiport ...
3
votes
1answer
670 views

Difficulties with 4k60 support on my Late 2013 27" iMac

I have a late 2013, 27" iMac with a GeForce GTX 780M graphics card, which I'm trying to get to connect to two 4k displays (Asus MG28U) at 60Hz. When I connect them, I am limited to 30Hz (but ...
3
votes
1answer
321 views

60hz on LG Ultrafine 4K with Macbook Pro 2016

I'm struggling to get 4096 x 2304 at 60hz using the hardware mentioned. It works intermittently. If I unplug and replug the monitor cable, it sometimes comes back in 60hz. But then it reverts to ...
3
votes
0answers
235 views

OSX 10.13 Font rendering problem - Dell U3417W, ultrawide curved displays look awful.

I realize this question has been asked before, but there seem to be about 50 different posts all offering different answers which haven't solved my issue. I have a 2017 Macbook Pro. I just picked up ...
2
votes
4answers
5k views

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 ...
2
votes
1answer
2k views

Apple TV zoom/stretch (Netflix app)

What gestures or buttons make the Apple TV in Netflix app zoom/stretch the image to fill screen? On the Apple TV 4K (2017) using Netflix app, I somehow zoomed/stretched an old tv show with nearly-...
2
votes
1answer
1k views

How do I connect a 3rd 4K monitor to my 2013 Mac Pro?

I have a Mac Pro 2013. I already have two 4k monitors now connected to the HDMI port (Bus 0) a thunderbolt port with a TB->HDMI adapter (Bus 1) Before I simply buy a third monitor and adapter, is it ...
2
votes
1answer
536 views

How many external HD (not 4K or 5K) displays can I use with the 2016 13" MacBook Pro with Touchbar?

How many external HD (not 4K or 5K) external displays can I use with the 2016 13" MacBook Pro with Touch Bar, using multiple HDMI to Type-C adapters? The Touch Bar models also have 4 Type-C ports and ...
2
votes
1answer
829 views

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 ...
2
votes
1answer
651 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): ...
2
votes
1answer
740 views

I cannot use 4k on my 4k Screen?

I'm out of ideas on what I can try to fix my problem. My configuration is as follows: MBP2016 13" with two USB-C ports a HooToo USB-C Hub (supports 4K) a (brand new) HDMI Cable (also 4K/UHD ...
2
votes
1answer
219 views

4k screen can handle 60hz 90° rotated, but not in 0°

I've run into this funny issue, where I've got a 4k monitor (Samsung U28E590), that I'm trying to optimize for resolution and hz-frequency. My optimal goal is of course 4k, with 60hz, but since I don'...
2
votes
1answer
362 views

Sierra showing incorrect monitor in Display Preferences

I just bought a monitor, a 24-inches AOC U2477PWQ, 4K resolution. I attached it to my 2012 MacBook Air running the latest version of Sierra, and macOS thinks it's a 30-inches AOC U2477WM, 1080p. How ...
2
votes
3answers
2k views

MacBook Pro 2016 + 4K 60Hz display maxes out at 30Hz

Hardware: MacBook Pro (15-inch, Late 2016) \w Radeon Pro 460 on Sierra 10.12.2 IOGEAR USB-C Docking Station with Power Delivery DisplayPort 1.2a cable BenQ BL3201PT display (4K@60Hz via DisplayPort ...
2
votes
1answer
25 views

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 ...
2
votes
2answers
4k views

Can a Late 2016 MacBook Pro drive a 4K monitor with HDR?

I'm quite tempted by some 4K HDR external monitors that are slated to come to the market soon. Question is - can a Late 2016 MacBook Pro drive 4K HDR monitor at 60Hz? 4K monitors are supported as per ...
2
votes
1answer
2k views

“Play/Pause” button on remote does nothing, Apple TV 4K

The "Play/Pause" button in the lower left corner of the remote control for the Apple TV 4K has no effect. Previously it stopped and started videos playing in apps such as Netflix. Workaround: ...
2
votes
1answer
2k views

Display Performance with two external 4K screens

Right now I am running two external 4K Displays (Dell) on a Dell XPS 15 Notebook with an UHD-Display (Geforce GT 750 M) on Ubuntu Linux. It feels a little bit slow. What can I expect if I switch over ...
2
votes
1answer
4k views

Is there a way to enable HiDPI scaling for external monitors on MacOS?

https://www.macrumors.com/2016/09/23/loss-of-resolution-scaling-macos-sierra-update/ Is there a workaround to get HiDPI mode on external monitors on macOS Sierra?
2
votes
0answers
296 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 ...
2
votes
1answer
464 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 ...
1
vote
1answer
51 views

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 ...
1
vote
1answer
29 views

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 ...
1
vote
1answer
917 views

Does an Apple TV stream 4K movies if the Internet connection is somewhat less than the recommended 25Mbps?

This is to decide whether to buy an AppleTV 4K or not: For example, some areas may have an 18 to 22Mbps Internet connection, and is just about 10% to 20% lower than the official recommended 25Mbps. ...
1
vote
1answer
725 views

Some purchases NOT showing up on my Apple TV (4K)

Numerous shows that I have purchased are NOT showing up on my Apple TV. I have tried logging out then logging back in, but still they do not show up. They are on my iPhone and iPad.
1
vote
1answer
311 views

MacBook Pro crashes when plugging in 3 4k screens

I have a Late 2013 MacBook Pro with NVIDIA GeForce GT 750M 2GB graphics card running macOS High Sierra 10.13.1, and when I attempt to connect 3 4k screens (2 Mini DisplayPort, 1 HDMI) while running ...
1
vote
1answer
23 views

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 ...
1
vote
1answer
704 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 ...
1
vote
1answer
548 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, ...
1
vote
1answer
61 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?
1
vote
2answers
2k views

2017 Macbook Pro + TCL 4K Display = No 60Hz

I have the 15" 2017 MacBook Pro (with the four USB-C/TB3 connectors). I recently bought this TV, which is my first and only 4K display: https://www.amazon.com/TCL-43S405-43-Inch-Ultra-Smart/dp/...
1
vote
2answers
3k views

How to get an LG Ultra HD (27UD88) and Macbook Pro 13" 2017 running at 60hz?

I recently bought a MacBook Pro 13-inch 2017 and an LG Ultra HD (27UD88) 27" display. Before buying the display I researched a bit and found no issues in relation to the MacBook Pro. However, after ...
1
vote
1answer
1k views

Screen resolution 4k vs remote desktop resolution (Microsoft Remote Desktop)

First, very sorry for my English. I do not write often in English... I just upgrade from an old iMac 2011 to the new iMac 4k 2017. I am quite pleased with it, but something's bothering me. I have ...
1
vote
1answer
380 views

4k Monitor, 2014 Macbook air, and an all around DILEMMA

I would like to get a 27 inch 4k display to hook up to my early 2014 macbook air. My Early 2014 Macbook air only has a thunderbolt 1 connection and I an aware it is not possible to get 4k quality ...
1
vote
0answers
338 views

Dual 4K Monitor Daisy Chain with MacBook Pro 2016 and Lenovo P32U

I'm using a Macbook Pro 15" with Touch Bar MY 2016. Just got today 2 brand new Lenovo P32U, each one 32"4K - one of the first ever with 2 USB-C Thunderbolt 3 so allowing daisy chain configuration. ...
1
vote
0answers
136 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. ...
1
vote
0answers
102 views

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 ...
1
vote
2answers
2k views

How to connect 2 external non Apple monitors with 13" MacBook Pro 2017

This MacBook Pro has only two USB-C ports. Since one is used to charge the laptop (the monitor can't charge the laptop), there is only one available port to plug a monitor. Is it possible to connect ...