![]() ![]() Reason: Apple decided to limit frequency to 30hz after update to Sierra. Override an EDID setting to force the RGB color spaceĪfter this you’ll be able to switch between scaled hidpi resolutions but only with 30Hz. You need to disable System Integrity Protection which allows you to modify system files: 3. Replace it with DisplayPort - miniDisplayPort. HDMI cable is not capable to provide more than 30Hz. NOTE: You’ll need to specify the year and screen size (13, 15. apple macbook 13 inch 2016 technical specifications. 3840x2160 at 30 Hz refresh rate 4096x2160 at 24 Hz You need DisplayPort and: With OS X Yosemite v10.10.3 and later, most single-stream 4K (3840x2160) displays are supported at 60Hz operation on. Create a custom 4k resolution (3840 x 2160) in SwitchResX using the Scaled resolution option. The high level steps: Install SwitchResX. ![]() ![]() A search query like the following will usually bring up the correct model. The solution requires SwitchResX and to follow this guide - How to Mimic a 2K Monitor as Retina Display in macOS Sierra Using HiDPI. The best place to check is on Apple’s Support website. Pleas make sure to use a Premium HDMI 2. To fix this I spend a few days searching for solution as finally got the result. The first step is to make sure your MacBook supports outputting 4K signal to an external monitor. Please make sure the HDMI port of the Screen/TV supports 4K 60 Hz, often not all HDMI inputs support that. When I bought LG 27UD88-W 4K monitor and connected it to my MBP 13 only available HiDPI resolution was 1920x1080 what seems to be logic because it’s downscaled 3840 x 2160.ġ920x1080 is definitely not an efficient workspace so I deciced to switch it to 2560x1440 but the screen was blurred and not crispy as I expected. Note: Hints in this article apply to Macbook Pro with Intel Iris 1536 MB and LG 27UD88-W 4K MacBook Pro 13 - How to set HiDPI 2560x1440 resolution on 4K monitor ![]()
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