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Questions tagged [4k]

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0
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0answers
28 views

4k display detected as 8k

Now I have a new HP Z27 display, but when I connected it to MacPro (2013) via HDMI it was detected as 8k and working perfectly on this resolution (but all are too small :)). How can it be and how can ...
0
votes
1answer
44 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 ...
3
votes
1answer
160 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.
2
votes
0answers
57 views

2018 Mac Mini 4k Scaling issue

I just bought a 2018 Mac Mini (3.2Ghz i7) and three 4k monitors (one 32 inch, and two 27 inch). The set up is great, but there is one flaw. 4k is too small! This is a common complaint and while Apple ...
0
votes
0answers
90 views

MacBook Pro 2018 with LG Ultra HD usb-c > DisplayPort problems

I have MacBook Pro (13-inch, 2018, Four Thunderbolt 3 Ports) all usb-c ports and I am using HDMI cable to connect it to my LG ultra HD monitor. The monitor is able to display 4k@60Hz. HDMI is working ...
0
votes
2answers
432 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 ...
3
votes
1answer
247 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
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0answers
66 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. ...
0
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0answers
449 views

How to have 2560x1440 HIDPI (@60Hz) with HDMI 2.0 on Mac OS 10.14?

I can't see 2560x1440 HiDpi @60Hz mode for my monitor. How do I configure that? Hardware: 15" Macbook Pro 2017(USB-C) with Touchbar QNIX 32" 4K @60Hz monitor. HDMI 2.0 cable Software: Mac OS ...
1
vote
0answers
34 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. ...
0
votes
1answer
32 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 ...
1
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0answers
46 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
1answer
34 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?
0
votes
1answer
50 views

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 ...
1
vote
1answer
26 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 ...
2
votes
1answer
20 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 ...
0
votes
1answer
395 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 ...
2
votes
0answers
227 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 ...
0
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0answers
47 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 ...
0
votes
1answer
1k 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 ...
3
votes
1answer
715 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 ...
3
votes
1answer
68 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 ...
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 ...
0
votes
1answer
56 views

Can we use two thunderbolt 1 ports as two inputs into a 4k monitor

I'm wondering if an early 2013 macbook pro retina (so two thunderbolt 1 ports, each supposedly outputting up to 10gbps) can have both thunderbolt ports plugged into a Dell or LG 43 inch 4k monitor as ...
0
votes
1answer
286 views

How to connect an early 2013 MBP to a 4K LG Television

I've seen some people on YouTube saying they were able to connect an early 2013 MAC Book Pro with some 4K Monitors. I bought an 4K LG TV. It seems that I can't connect using 60Hz. I already tried the ...
1
vote
1answer
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
1answer
434 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. ...
3
votes
2answers
3k 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 ...
0
votes
0answers
10 views

Apple TV 4K HDR quality in TV.app vs Movies.app

I seem to get a lot of banding when playing a 4K Dolby vision iTunes movie in the TV app vs the Movies app. Does anyone else have this experience? Is there a work around?
4
votes
3answers
4k 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 ...
1
vote
2answers
2k 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 ...
2
votes
1answer
1k 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: ...
0
votes
0answers
458 views

Why does my magic mouse cause windows to scroll randomly and erratically on 4K display?

I'm using a Magic Mouse on my OS X High Sierra on a 4K external monitor. The issue I'm facing is random erratic scrolling as my move the mouse around. I go to move the mouse and the window scrolls ...
3
votes
1answer
452 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 ...
2
votes
1answer
1k 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-...
0
votes
0answers
93 views

Amazon “Prime Video” app on tvOS fails to complete installation and fails to delete. What next?

On an Apple TV 4K, with latest tvOS update, the Prime Video app by Amazon fails to finish installing. So it is unusable. When I try to delete by making the icon dance and then press the Play button ...
3
votes
0answers
198 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 ...
1
vote
1answer
547 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
232 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 ...
0
votes
0answers
35 views

4k display on MacPro runs only in FullHD

I just bought a 4K display (LG 27UD68-W) and trying to get it working on my Mac Pro (macOS Sierra). The display is connected via DisplayPort 1.2 to the GTX 1050 (2GB RAM). Latest NVIDIA web-drivers ...
3
votes
1answer
319 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
1answer
263 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 ...
1
vote
0answers
28 views

Looking for a way to automatically change zoom/scale when switching resolution

I have a 40" 4K display, which I frequently switch between full 3840x2160 mode and 2560x1440 (HiDPI/Retina) depending on what I'm working on. The problem is that with 3840 it's hard to read text, so ...
-1
votes
1answer
742 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, ...
0
votes
1answer
289 views

How fix fonts on external tv look good view?

i have a little problem with my mac and external tv (LG 4K). Macbook air 2012 (intel HD 4000) LG 43UJ6307 i connect macbook with MiniDisplayPort -> DVI -> HDMI (1.4). by default i cannot set ...
0
votes
1answer
606 views

Can we download iTunes's 4K movies?

I saw in the Hong Kong iTunes store showing "Featured 4K HDR Movies": but it doesn't show a 4K logo or a 4K download size: Is it downloadable? Can it be viewed on the Mac in 4K (such as on the iMac ...
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
840 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 ...
1
vote
0answers
5k views

How to unlock Sierra Refresh Rate for other resolutions less than 4k?

I had a MacBook Pro 2017, using a USB-C to HDMI which can support 4K@60Hz. I ran CoreDisplay patcher to enable 60Hz for 4K resolution: But Refresh Rate is still locked at 30Hz for other resolutions....
1
vote
1answer
593 views

Is there a difference between a 'mini-DisplayPort to HDMI cable' and a 'mini-DisplayPort to DisplayPort' cable for a MacBook Pro?

I just bought a 4k monitor (AOC u2777pqu) for my MacBook Pro (Retina, 13 inch, Early 2015). The shop advised a mini-DisplayPort to HDMI cable, which gives me 4k resolution but when I tried it only ...