Skip to main content
The 2024 Developer Survey results are live! See the results

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.

Filter by
Sorted by
Tagged with
3 votes
1 answer
324 views

Can MacBook Air 2017 handle 4k video playback

I bought a 4k monitor and now I am connecting the monitor to my MacBook Air 2017 with the mini-DisplayPort to HDMI cable. This cable supports 1440p on 59.98 FPS, or 4K on 30 FPS. When it is on 1440p, ...
SMMousaviSP's user avatar
0 votes
0 answers
13 views

Drag/Drop 4K video files from Photos app to FCPX results in 1080p resolution video file

When I drag and drop 4K video files that are over a certain size (approx > 140MB) from my Photos App/iCloud library in MacOS (Ventura), to the Final Cut Pro X program, the resulting video file is ...
Matt's user avatar
  • 1
1 vote
1 answer
67 views

Connect M-series Mac to 4k display

I have a new M2 MacBook Air and a Philips 279P1/27 4k monitor. They don't get along. I use a USB-C to USB-C cable that came with the monitor. I also have a PC for work and I use the monitor for both. ...
Alex Szatmary's user avatar
0 votes
0 answers
47 views

Second 4K monitor intermittently identified as a 1440p monitor

I have two identical 4K monitors that I have connected via USB C to a CalDigit Thunderbolt 4 mini dock. Over the last year or so, around 30-40% of the time I've noticed that upon plugging in my M1 Pro ...
Oion Akif's user avatar
  • 9,042
0 votes
1 answer
71 views

4k Display appears smaller than Thunderbolt Display

I have 2 displays connected to my Mac. 1 27" Dell 4k Display and a 27" Apple Thunderbolt Display. Since both are 27", while the dell is 4k and the Thunderbolt display is 2k I would ...
Mr Riksson's user avatar
0 votes
0 answers
102 views

How can I connect 3 4K 60Hz displays to my MacBook Pro with a single USB-C cable

I would like to connect 3 4K 60Hz displays to my MacBook Pro (M1 Max) via a single USB-C cable that also charges the MacBook. I had a look at some USB-C hubs, but I only found hubs that either only ...
Pascal Gehring's user avatar
2 votes
0 answers
995 views

Trying to get 3840x2160@60Hz working. Macbook Air M2, Sharp PN-K321 "4K" monitor. Where am I going wrong?

I'm hoping someone can help. I'm trying to get my Macbook Air M2 working at 3840x2160@60Hz with my new to me Sharp PN-K321. I can get 3840x2160, but only at 30Hz. Things I've tried: 2 different brand ...
user3741732's user avatar
2 votes
0 answers
1k views

How can I force YouTube app on iPad to use the highest video quality all the time?

I did select "Higher picture quality" in the settings but by default videos won't play higher than 1080p, even if 1440p and 2160p are available to select manually for that given video. I use ...
Franck Dernoncourt's user avatar
0 votes
0 answers
402 views

4K 60Hz - on Macbook Pro 2015, 15"

I've read many articles saying that you should use a Thunderbolt 2 (MiniDP) to Display Port connector. However, the monitor (Dell S2722QC) does not have a Display Port connector. I was wondering if ...
Shellydavies's user avatar
0 votes
1 answer
2k views

Can my Macbook (Retina, 12-inch, 2017) output 4K resolution content to my TV/Monitor via a HDMI cable?

I have a MacBook (Retina, 12-inch, 2017) and obviously my screen resolution is not 4K, but what I'd like to know is if that limits the ability to stream my screen at a higher resolution on a higher ...
Gonçalo Carvalho's user avatar
6 votes
1 answer
5k views

Does the "Larger text" VS "More space" trade-off in Display preference affect the 4K resolution of an external monitor?

I am using my Macbook Air M1 2020 with a new external 32" 4K monitor I just bought since the file names' character size, or the Chrome bookmark text is too small. Hence, I noticed I could just ...
Penelope Benenati's user avatar
1 vote
1 answer
1k views

MacBook Pro 2018 15" unable to push 4k60hz to external display (Hisense R7G5 - capable of 4k60hz)

Like so many others, I've plugged my 2018 MBP into my TV's HDMI 2.0 port (no DP or USB-C ports on my TV) using a USB-C hub, and it only will display as 4k30hz. My mouse movements are choppy and it's ...
NotIansIdea's user avatar
1 vote
1 answer
580 views

Screen Resolution/Scaling Issue in iMac mid-2011 and LG 27UL550W

Good afrernoon! I've bought a new monitor and I'm having some troubles at setting it's resolution/scaling factor. First of all, I don't have the option to set text scaling as some tutorials make ...
Ivan Soriano Arabia's user avatar
0 votes
1 answer
1k views

Does changing font size on Big Sur changes resolution - also How to 4k with bigger fonts?

I bought a DELL U2720Q 4k monitor to see text clearly as my last one (Acer XV272U) was not doing the job. After installing the U2720Q, I found that I need to scale in Display to see larger text but ...
Mehul Parmar's user avatar
0 votes
1 answer
2k views

How can I push 4K @ 60Hz from 2016 MacBook Pro?

I have a late 2016 MacBook Pro 15" connected to a Dell S2721QS 4K monitor via a Wavlink WL-UMD502 docking station and a HDMI 2.0 cable. I am attempting to power 4K at 60Hz, but macOS seems to be ...
WhyIsItReal's user avatar
2 votes
0 answers
212 views

Low saturation and blurred fonts when using a 60Hz adapter vs a 30Hz adapter

I have a MacBook Pro 16", 2019. I recently bought a new screen (LG 27GP950) which I connected using an HDMI cable through a USB-C -> HDMI adapter. It worked fine, but the adapter was capped to ...
Roshan's user avatar
  • 21
3 votes
1 answer
317 views

How can I disable restrictions and/or factory reset without having the passcode of my Apple TV 4K?

I recently bought an Apple TV 4K at our local electronics store. It functioned perfectly when I started it up, except what I just noticed is that I cannot do a lot of things. After a quick Google this ...
Lesleyvdp's user avatar
  • 141
2 votes
1 answer
1k views

Thunderbolt monitor running at 30Hz when second monitor connected

I have a MacBook Pro (15 inch, 2018, Radeon Pro 560X) to which I plug 2 external monitors: a LG 32UL950 4K over thunderbolt & an old ASUS full HD over HDMI. The problem is when the ASUS is ...
Alexis's user avatar
  • 201
18 votes
4 answers
16k views

How does display scaling work on Mac

So, I have a MacBook Pro 15” and I recently bought an LG 27” 4K monitor. When I connected the monitor, system report said that the original resolution is 4K but the picture looks like 1920x1080 (using ...
Anton Unt's user avatar
  • 390
0 votes
1 answer
1k views

4k external monitor stuck in 1080p

I have Macbook Pro 16" 2019 model. Recently I bought Acer 4k Monitor VG280K. I'm connecting it to Macbook Pro with HDMI which came with it and attached it with a USB C to HDMI converter which ...
Lokesh's user avatar
  • 101
1 vote
1 answer
281 views

What kind of performance can I expect from Mid 2015 Macbook pro connected to two external 4k displays -- I mostly do development?

I have a Mid 2015 Macbook pro. It is currently connected to two 1080p external monitors (I don't use the built in display). I am thinking of upgrading to two 4k external monitors - I use my macbook ...
user1172468's user avatar
1 vote
1 answer
93 views

MBP + external monitor : alternative to "scaled" display to have smaller apps?

I am facing a lot of small annoyance with my external display (4k, 27" benq, T3 connection) like : it wakes up with the wrong resolution, the mouse feels incredibly slow (it looks like the speed ...
Tumulte's user avatar
  • 111
1 vote
1 answer
4k views

Can I run an 8k display on an M1 Mac, at 30hz?

I want to buy an M1-based Mac. Tempted by the new 24-inch Imac but I suspect the answer will not change whether it's a Macbook Air, 13-nch Macbook Pro, or Mac Mini, as they all run the same SoC. Can I ...
Thomas Browne's user avatar
3 votes
3 answers
2k views

Does the USB-C Digital AV Multiport Adapter transmit 4K 60Hz signal from M1 MBP?

I have a 13" 2020 M1 MacBook Pro (MBP). I'm currently experiencing some issues with a third-party USB-C hub. I'm considering replacing it with a USB-C Digital AV Multiport Adapter. The page for ...
Matt Cowgill's user avatar
4 votes
2 answers
3k views

Can the M1 MBP drive a 4K display at 60Hz when not in clamshell mode?

I have an M1 MBP. I connect it to my external display (DELL S2721QS) using a HyperDrive Viper hub. When my MBP is in clamshell mode, the external display works at 4K 60Hz resolution. When the MBP is ...
Matt Cowgill's user avatar
0 votes
0 answers
465 views

Accessibility > Menu Bar sizing does not seem to work at all?

I've recently acquired a 4K 32" display and decided I'll stick with 4k without scaling (IMO scaling is virtually useless for 4k, you can barely use the MacOS it's that sluggish, really ...
Wordpressor's user avatar
0 votes
1 answer
557 views

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/...
PythonProgrammingIsBae's user avatar
1 vote
0 answers
37 views

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 ...
jeffkmeng's user avatar
  • 155
0 votes
1 answer
445 views

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....
JustAnotherCoder's user avatar
0 votes
0 answers
208 views

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 '...
Andy Cribbens's user avatar
1 vote
1 answer
106 views

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 ...
WilliamKF's user avatar
  • 2,277
0 votes
1 answer
553 views

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 ...
Steve Bennett's user avatar
1 vote
0 answers
353 views

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 ...
Vasuvius's user avatar
0 votes
0 answers
234 views

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. ...
Ufder's user avatar
  • 111
0 votes
1 answer
310 views

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 ...
Tetsujin's user avatar
  • 117k
4 votes
3 answers
12k views

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 ...
DavidM's user avatar
  • 143
0 votes
1 answer
2k 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 ...
Jonathan Levine's user avatar
0 votes
0 answers
37 views

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?
ppomega's user avatar
0 votes
0 answers
309 views

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 ...
kiki's user avatar
  • 1
0 votes
1 answer
1k views

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. ...
Uri PD's user avatar
  • 1
1 vote
0 answers
154 views

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 ...
theorist's user avatar
  • 815
0 votes
0 answers
71 views

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 ...
MarkD's user avatar
  • 11
0 votes
1 answer
1k views

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 ...
Jose Huertas's user avatar
1 vote
1 answer
4k views

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 ...
kanayt's user avatar
  • 381
1 vote
0 answers
94 views

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 ...
New Student's user avatar
1 vote
0 answers
384 views

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 ...
Evan's user avatar
  • 11
0 votes
1 answer
2k 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 ...
Runnick's user avatar
  • 83
3 votes
3 answers
2k views

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 ...
FaultyJuggler's user avatar
0 votes
0 answers
1k 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 ...
Pavel Orekhov's user avatar
1 vote
0 answers
382 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 ...
John_Henry's user avatar