To properly experience our LG.com website, you will need to use an alternate browser or upgrade to a newer version of internet Explorer (IE10 or greater).
LG.com utilizes responsive design to provide a convenient experience that conforms to your devices screen size. In order to get the best possible experience from our website, please follow below instructions.
If you’re using Internet Explorer 9 or earlier, you will need to use an alternate browser such as Firefox or Chrome or upgrade to a newer version of internet Explorer (IE10 or greater).
LG’s UltraWide monitor immerses you in its panoramic scale, true-to-life color and brilliant clarity. Gamers never sit still – no problem, LG’s IPS screen looks great from virtually every angle. Dynamic Action Sync lets you catch every moment in real time. LG’s Black Stabilizer brightens dark scenes so the enemy can't hide.
The UltraWide 21:9 aspect ratio makes movies and games more immersive than ever. Need to get some work done, too? All of that UltraWide real estate makes it easy to view multiple documents at the same time, so you don't need to flip back and forth between them.
IPS with sRGB Over 99%
IPS (In-Plane Switching) technology enhances the performance of liquid crystal displays. Response times are shortened, color reproduction is improved, and users can now view the screen at virtually any angle. sRGB is the standard color space of ideal color reproduction.
Dynamic Action Link
Minimize input lag with Dynamic Action Sync so you can catch every single moment in real-time.
Keep visibility even in dark scenes. LG's Black Stabilizer sense dark scenes and helps make it brighter so that you can find the enemies hiding and waiting to attack your player in the dark.
Set your game mode optimal gaming conditions. There are 3 gamer modes, 2 First-Person-Shooter modes and even and RTS pre-set mode so you can choose the best mode for you.
Multitasking doesn't have to mean shuffling back and forth between windows*. With a single click, the 4-Screen Split feature divides the screen into as many as four customizable segments, two-by-two. Now you can see four different windows at the same time.
Disclaimer: *Screen Split software runs on Windows Vista/7/8 and Mac OS
New dimming technology is applied to minimize the flicker level that may cause eye fatigue. With almost-zero flicker* technology, looking at your computer screen for longer periods of time can be more comfortable.
* LG's new Flicker Safe system is certified by TUV for its almost-zero flicker
Ask your questions. Share your answers. Please review the detailed product information and help guides in the Product Support section for this product prior to posting a question.
The two screws included with the monitor, what size are they? Lost them while moving and need a replacement. Thank you.
Asked by: DarkRiku
Let's see if we can get that taken care of for you. Send us a message on Twitter at @LGUSSupport or on Facebook https://www.facebook.com/LGUSA/ so we can get more info and see what we can do. ^CP
Answered by: ChrisPSM
Date published: 2019-11-15
This monitor have no sound? thes sound is just with headphones?
Asked by: CamboriU
Hello, this monitor does not have speakers nor headset jack. ^AC
Answered by: Amber C
Date published: 2018-03-14
I lost the power cord for this (25UM56-P). How do I get a replacement?
Asked by: BetterOffZed
Please see the links below for the parts needed. ^AC
Power Cord - http://lge.andrewselectronics.com/search/electronic-parts/parts/9/EAD63505502
Adapter - http://lge.andrewselectronics.com/search/electronic-parts/parts/9/EAY62710707
Answered by: Amber C
Date published: 2018-02-20
How many Volts can this monitor withstand? I am from New Zealand and had it shipped over.
Asked by: SamPB
We do not recommend our units be used outside of the USA, but it is 19 V, 1.6 A. ^AC
Answered by: amber
Date published: 2017-12-11
My laptop doesn't have a CD drive, and i can't find any software to download for the monitor. How can i get the contents (if possible, step by step) so i can try out the features for this monitor?
Asked by: Tiny0125
We appreciate your interest in this monitor. More information would be needed as to what software you are trying to download. Please contact our Customer Interactive Center at 800-243-0000 for further assistance.
Answered by: NeilE
Date published: 2017-08-30
Is the monitor 144hz ?
Asked by: Grank48
Our offices, in the United States, do not have specific product information units released in Indonesia. In order to obtain such information, it is recommended to check our subsidiary’s website, at http://www.lg.com/id/dukungan/hubungi-dukungan-pelanggan.
Answered by: NeilE
Date published: 2017-01-31
Hi I brought this last month and i love the monitor. though its not a big focus as i'm using it as a monitor, i want to confirm if I do have a hadware problem.
Audio isn't coming out from the MONITOR, does the HDMI supplied with this supports audio?
Asked by: eryson
The monitor does not have speakers
Answered by: EpicFP
Date published: 2018-01-06
What type of HDMI is do these inputs support? 1.1, 1.2, 1.3a, 1.4a or 2.0? I hear that the older HDMI cant support more than 24fps so 60 hertz would be kinda useless. I need to make sure i can shoot 60fps trough the hdmi so i can match the 60 Hertz.
Asked by: ToxicSquirrelX
The HDMI ports on the ENERGY STAR® Qualified LG 25" Class 21:9 UltraWide® IPS LED Gaming Monitor (25" Diagonal), Model # 25UM56-P are version 1.4a...^IFV
Unable to compare products. Click "clear all" to compare different product types.
*Parts and accessories shipping cost may vary.
*Prices, promotions and availability may vary by store and online. Prices subject to change without notice. Quantities are limited. Check with your local retailers for final price and availability.
Browse all of LG’s innovative, state-of-the-art computer monitors, including:
5K monitors. Take it up a notch with the LG UltraFine monitor, boasting an immersive 27-inch display with 5120 x 2880 resolution and 218 ppi that lets you experience the beauty of a MacBook or MacBook Pro on a large 5K screen. Add to that an unbelievable color spectrum of P3 99% and you’ll be editing and enjoying high-res photos like never before. Too much for you to handle? There’s an impressive 21.5-inch Mac-friendly 4K version as well.
21:9 Curved UltraWide monitors: These high-performance, feature-packed monitors are the ultimate multitaskers. Featuring UltraWide 21:9 resolution, 4-Screen Split, Mac®-compatibility, Dual Linkup and stunning Full HD 1080p. The perfect solutions for designers, photographers, gamers and other professionals who need more room for their big ideas.
IPS monitors: Boasting true-to-life colors, IPS computer monitors lessen color loss and help to keep colors consistent at virtually any angle. The LED backlighting delivers deep black levels and rich colors for an amazing contrast and color detail.
4K monitors: Digital cinema 4K resolution provides crisp images with a significant number of pixels on screen. 4K resolution displays over four times the resolution of standard 1920 x1080 FHD, and over half a million more pixels than UHD resolution, which means you can view even the finest details clearly.
Gaming monitors: Get panoramic multitasking and immersive gaming with features like a 144Hz refresh rate -- the highest of any gaming monitor -- plus a response time of less than 1ms (1/1000 of a second) in Motion 240 Mode. It’s the ideal monitor for real-time strategy and first-person shooters. Dynamic Action Sync lets you catch every single moment in real time, while LG’s Black Stabilizer brightens dark scenes so the enemy can’t hide. Get true-to-life color and brilliant clarity from virtually every angle.
TV monitors: Get Full HD 1080p entertainment from the TV, as well as your computer. With features like a built-in digital tuner and Dolby Surround sound, LG TV monitors can bring your favorite movies and TV shows to life, along with your favorite online content and games.
Discover the latest innovations in performance and technology with gaming, TV and computer monitors from LG, including 4K, ultra-wide, IPS, LED and more. See how we’re making life good.