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External Monitor and Laptop Monitor Screen Resolution Issu

How to Fix Windows 10 Display Size and Resolution Issue

If the issue persists on the external monitor, it may be an issue with the video card (GPU) or video settings and not the laptop LCD panel. Go to verify display or video issues in Windows Safe Mode. Otherwise, go to the next step. Check for physical damage on the LCD scree Select Adjust Desktop Size and Position. On the right side of the menu, you'll see a bunch of settings. Click on the second monitor (your TV) and make sure the settings look similar to what we have set. Just keep in mind that your resolution and refresh rate may be different depending on the make of your TV Connected to two external monitors When you use two external displays, you may be able to achieve a higher refresh or screen resolution on one display by lowering the refresh or screen resolution used on the other. If changing the resolution of your display and adjusting desktop sizes don't help, try Solution 8 Fix Screen Resolution Problem in Windows 10If you are having a issue changing your Display Settings because they are grayed out or your having some other typ.. Here is my laptop: HP - OMEN by HP 15.6 Laptop-Intel Core i7 - 8GB Memory - NVIDIA GeForce GTX 1050 Ti - 1TB HDD + 128GB Solid State Drive - HP sandblasted hairline brushing and carbon fiber When I am playing Dead By Daylight on my laptop's monitor, I get a smooth 60 fps at 1080p

I've a similar issue, I've two external monitors connected to my MacBook Pro 2019, the first monitor is Benq EW3270U connected to a CalDigit powered hub via DisplayPort, the second monitor is Benq SW271 connected directly to a USB-C port on the laptop using a USB-C to a DisplayPort adapter, both monitors are 4K@60Hz, all the cables used can handle the throughput requirements, the hub and. skyrim external monitor issue, resolution, and displayfusion problem Here is how I use my external monitor on my laptop. Right click the desktop screen, pick screen resolution, under displays you should have two or more choices. Click on your Asus monitor. This should default to your bigger monitor resolution My external monitors are 24 with a maximum resolution of 1920 x 1200. The monitors are connected to the NVIDIA graphics card through the HDMI port and the mini-display port. Most applications are able to be displayed on any of the three displays without problem, but the entire Adobe Creative Suite seems to have serious problems displaying in a. Laptop External Monitor Resolution Problem I have a acer 6930g laptop with nvidia 9600m gt graphics card, and a viewsonic va2213w monitor (22 and native res of 1920x1080 @60Hz). When in windows i can't get the monitor to display at 1920x1080, it will display at [email protected] However I can select the resolution in both windows setting.. Disconnect your monitor from the port replicator or docking station, and directly connect it to the video port on the laptop, if available. Change the resolution of your 4K or UHD monitor temporarily to 1920 x 1080. Instructions for doing this on Windows are located at Change desktop icon size or screen resolution

HP USB-C Dock G4, G5 - Resolution Issues on External

  1. The Screen resolution menu. If the external LCD is not automatically recognized, click on Detect. After the monitor has been recognized, you can select the display mode from the Multiple displays drop-down menu. Select Extend display screen to make the laptop screen and the external LCD into a single display screen (dual display)
  2. Display resolution table. External monitors require a certain amount of bandwidth to work properly. Monitors with higher resolution require more bandwidth. HBR2 is DP 1.2 (5.4 Gbps maximum link rate per lane). With DP overhead, the effective data rate is 4.3 Gbps per lane. HBR3 is DP 1.4 (8.1 Gbps maximum link rate per lane)
  3. Fix Screen Resolution Problem in Windows 10.A number of users have reported Windows 10 screen resolution problems in the past few months. Another common prob..
  4. Issue with ElibeBook 850 G7 and 3 displays on HP G5 Dock. 01-22-2021 01:59 PM. I have an EliteBook 850 G7 and bought an HP G5 usb-c dock so I could connect my 3 LG 22 displays to the laptop. When I close the lid the 3rd display comes on but stuck at 640x480 resolution. 2 displays and the laptop work perfect. Switching cabling from the dock to.
  5. None of the solutions worked for me. I noticed that the message displayed on my external monitor changed when I connected it to my new 2020 laptop (my external monitor is from 2009..). I googled the message and found that by creating a customized screen resolution on my video card solved the issue
  6. got a brand new ThinkPad 490s and the usb-c gen 2 doc and i cannot get multiple monitors to work through the doc. with one monitor through hdmi, it displays fine on the laptop and on the monitor. with one monitor through the displayport, it displays fine on the laptop and on the monitor
External display issues on your Mac? Try these steps

Resolution detected incorrectly. The other day, however, a problem suddenly reared its head. My monitor on the right looked a little blurry and the objects on it seemed to be distorted and misshapen. So I went into the menu settings of my second monitor and found that the resolution being sent by the computer was being wrong Display resolution changes when switching to an external monitor - posted in Windows 10 Support: My wife just got a new Dell laptop which is hooked up to a 32 TV via HDMI I set the Power Options. For some reason the highest resolution I can select on the external monitor is 1920x1080 (even though it should support 3840x2160). I have: - installed the big firmware update released yesterday, - installed the latest monitor drivers, - tested it on several other monitors and the maximum res I can get is still 1920x1080 The resolution of an external display depends on that display and the graphic card of the laptop. An NVIDIA 600 series and up with the help of either an HDMI cable or DisplayPort; AMD Radeon 79xx/78xx/77xx series and higher, R7 or R9 270 or higher will be sufficient enough Fix: Windows 10 Display Issues or Stretched Screen If the issue is with your Computer or a Laptop you should try using Restoro which can scan the repositories and replace corrupt and missing files. This works in most cases, where the issue is originated due to a system corruption

Cannot set a higher resolution on external display

The connection definitely works, as soon as I plugged the external monitor into the laptop, it recognized the second display. The problem is that the external monitor is only giving me options for a resolution up to 1920x1080. I even tried installing the monitor driver from the Acer website and downloaded Intel's Graphics Command Center poor quality on external monitor swift 3. I have the same problem with poor quality on an external monitor. it's perfect with my old Dell laptop. To check you can go to settings > display > resolution. Hit 'Like' if you find the answer helpful! If the external monitor is set to mirror instead of extend then it will be the same as the laptop How to connect to an external display in Windows. To connect the external display to a laptop, locate the correct port on the body of your laptop. Most laptops utilize on or more of the following connections: HDMI, DisplayPort, DVI, or USB-C (Thunderbolt 3).Some older laptops use VGA.These various connections are shown in the images below

Troubleshoot external monitor connections in Windows 1

2. Try connecting to the monitor through other means: Several users have been able to work around the problem by using a different kind of cable for making the connection to their monitor. I was able to fix it by connecting the screen via HDMI through a USBC hub. Once the resolution was back up (but at a lower refresh rate) I was able to reconnect directly via the USBC and keep the same. You should find a 1920 x 1080 screen easier to read on a 17.3in laptop than on a 13.3 or 14in laptop because everything on the screen will be bigger. The problem with 17.3in laptops is that they. That said, there are always exceptions. If your external monitor isn't detected when you plug it in, you will have to examine both hardware and software to fix the problem. Here are a few things you can try. Basic checks. Make sure that; The monitor is plugged in and turned on. Some monitors have soft power keys while others have hard ones Same problem; 4k on Laptop, 1920*1080p on 24 external monitor, ridiculously huge buttons etc. on external Monitor. Windows 10. No scaling did have an effect, it's better overall. It used to be perfect on the laptop screen and terrible on the external one. Now it is a bit too small on the laptop. a bit too large on the monitor

In August I purchased one of the new Samsung Series 9 laptops with Windows 7 64-bit. I love the laptop. However, due to eyesight problems, I need to connect it to an external monitor Acer Laptop External Monitor Issue. I have an acer laptop. Activating the external monitor is differently done than on my previous computers. It took me a while to figure out the SIMPLE answer. Just right click the desktop and choose graphics options/external monitor. 256. Thank you. Thank you. A few words of thanks would be greatly appreciate

How to Keep Your Windows Laptop On When It's Closed . Windows puts your laptop into a power-saving mode when you close the lid, which usually means that your computer will power down when you close the lid, even when an external display is connected. To prevent this, you need to tell the computer not to go into low power mode Click Advanced display settings and then select the desired resolution. In Windows 8, press the Windows key + X key. Click Control Panel, find the Appearance and Personalization area, and click Adjust Screen Resolution. Move the slider bar until the native resolution for the display is set, and then click OK If the cable from your external display doesn't connect to the ports on your Mac, you can use a Thunderbolt 3 or USB-C adapter. If your display appears blurry. If images or text on your display appear blurry or pixelated, check the resolution and brightness of your display. Adjust the resolution. From the Apple menu, choose System Preferences Infopackets Reader Mike T. writes: Dear Dennis, I just installed Windows 10 over this past weekend, but my LCD monitor's display seems to be shifted to the right, and the fonts are fuzzy. The left side of the screen has a small black border around it. In fact, the clock appears to be missing the 'AM' or 'PM', and the date shows only the month and day, but not the year

Problems with display resolution will cause problems with your picture. With resolution issues, your picture may look blurry, or scaled incorrectly. Typically when you plug an external display in to your Mac for mirroring, your Mac will automatically adjust its own display resolution to fit the external display Best answer: Yes, the Surface Laptop 3 supports dual 4K external displays. Both the 13-inch and 15-inch models have a USB-C 3.1 port, which allows you to connect the laptop to two 4K monitors at a.

The Problem Connecting an external monitor to any mobile computer should be as simple as connecting a cable. With the Surface Pro line this isn't the case and you may experience a variety of problems such as: External monitor not showing any picture at all. External monitor works randomly. Sometimes it is fine, other times it is not. External. 1. How to connect a second monitor to a laptop using HDMI. HDMI, which comes from High-Definition Multimedia Interface, is a technology that allows electronic devices to transport both video and audio streams to compatible computer monitors, TVs, video projectors, and other similar devices, using dedicated cables.. If you have a laptop with an HDMI port, you can use it to connect an external. Surface Laptop 3 (Intel) issue with DP1.2 monitor after installing January 2020 updates. Just a heads up and if someone from Microsoft sees this maybe talk to the Surface team: After installing the January 2020 driver and firmware updates for Microsoft Surface Laptop 3 (Intel), my machine detected my external monitor (Dell U2715H) as 640×480 Laptop Monitor Screen Connected To External Monitor Resolution Issue I have a dell laptop that has 1920x1080 resolution. However, i connect it to an external monitor that has 1920x1200 resolution. Basically almost everything i do is on my external monitor which acts as my main primary screen I've double check it on my laptop and find: 1. My external monitor is 1a and my laptop monitor is 1b, they were set as Duplicate. 2. If I close the lid, the external monitor did not show any freeze or change the resolution. When I check the settings in NVIDIA control panel, they were still show as 1a and 1b. 3

This list isn't exhaustive, but it covers the most common external monitor problems. If your Mac's external monitor isn't working but you can't find the exact problem above, you still might be able to fix it with the tips below. Tip 1. Update all the software on your Mac. Various pieces of software are involved in making an external. External 27inch Monitor Resolution Issue - Razer Core X . Notifications . Clear all. External 27inch Monitor Resolution Issue - Razer Core X If you must use the HDMI 1.0 port of the Eizo CG277 (because you want to connect more than one computer to the same display, or because the other ports are broken) and still want a 2560x1440 resolution.

It is recommended to connect the cable to the TV or monitor before turning on the computer because there is a situation where the system may fail to recognize external display. Look for a different output device to test cable and display ports on TV or laptop/PC for any compatibility issues open terminal window CTRL + ALT + T. $ xrandr. it will show the supported screen resolutions, pick one, for example 1280x1024. $ xrandr -s 1280x1024. this will set the screen resolution Note, this is only temporary solution for the current session. Share. Improve this answer. edited Oct 17 '19 at 9:50 If you used an external monitor and No image shown on it. Except for the above steps, you also can try using the hotkey Windows logo key + P to switch the display mode. (select Duplicate or Extend mode) Or, replace with shorter cable for monitor. Some cables might have problems with signal weakening, especially the VGA (D-SUB) cables with.

Power BI Desktop canvas resolution issue ‎03-06-2018 12:28 AM. Hello everyone, since the february update I am experiencing a weird behavior - when I drag my Power BI Desktop window from my laptop screen to my external screen (1920x1200), the canvas starts to repicture itself as the cursor moves around, making it impossible to select visuals. Set the monitor with the same number for screen 1 or 2 as the main screen. Save the changes and try running the game again to check whether the issue has been solved or not. 4. Change Nvidia Control Panel Settings. If you've both the dedicated and external graphics card on your computer, it may cause some issues Just an FYI here. I'm using a Toshiba Dynadock (an old model - probably 8 years old) and an eMachines (Acer) 20 external monitor. Working fine; just a minor bit of external screen jitter when scrolling. (Did not have this problem on my previous laptop, which was a Sony VAIO with a discrete graphics card from ATI. I have kind of the same issue. New macbook pro with M1 processor and 34 samsung curved monitor on Big Sur 11.01. When I plug in my thunderbolt 3 cable the external monitor supports 100 hz. But when I restart my laptop from sleep the system switched my monitor back to 60 hz and I can't select 100 hz anymore

Solved: External Dual Monitors and Laptop screen issue

I purchased a bunch of Latitude (D-series) docking stations of eBay, and for some reason I'm having issues with the two I've tried so far. When I hook up an external monitor, extend the desktop to the 2nd monitor, and then click the option in display settings to make it the primary monitor for Windows, both monitors go blank and then the external is black and only the laptop monitor comes back Works great with Built-In Monitor at 1366x768 resolution and external monitor at 1920x1080 (and called VX2450 Series). Roughly same size look, but the 22 monitor gives me great view on Excel Spreadsheets, etc. New computer is an HP EliteBook and I can't the external monitor off this 'magnified' look So now, my laptop display shows me only a left upper corner of desktop, because it's resolution is 1280x800 and Acer's resolution is 1440x900. When I boot with external monitor disconnected, everything is ok on laptop. And it wouldn't be a problem for me, but the letters are so small with 1440x900 If the image does not fill the screen of the monitor or if it looks like the image is slightly too big for the monitor, try below suggestion. 1.Adjust setting on the PC/laptop: (1)Set native resolution of monitor in your PC/laptop's Displ.. The built-in display needs to have a minimum resolution of 1080p and a max brightness of 300 nits (more is better). The integrated graphics card has to have PlayReady support and codecs for 10-bit.

I want to connect it to LG 29 inch Ultrawide monitor with 2560x1080 resolution. The short answer: a monitor should show games at the same frame rate as the laptop's internal screen. The longer. Depends on the resolution you choose. It takes a specific amount of memory to display at a specific resolution. Increase the resolution, and increase the amount of video memory needed to display it. So, if your laptop is displaying natively at 136..

Max resolution with an external monitor? Tom's Guide Foru

Dell Laptop Dock Not Detecting Monitors - About Dock

This gives you a smoothly scaled external monitor experience which keeps UI elements approximately the same 'size' as you drag them between the Retina and external display. Windows (approx 10 seconds) Plug in monitor. Right Click Desktop. Click 'Display Settings'. Drag Scaling slider to 125%. Click Apply The second monitor still will not show up in Display Settings at all. That was all on my workstation and I haven't had time to fix it. Now I have another user with the same issue except he is using an HP ProBook and an UltraSlim dock. The laptop screen and one Acer monitor shows up but not the other Connect the monitor to a different computer or CPU. If it still doesn't display a picture, replace the video cable. If it shows a picture, troubleshoot the video card of the first computer. Problem #4: Image color and resolution issues Solution. Try updating the driver. If that doesn't solve the problem, you may need a new video card entirely

Did you enable the output [to external display] in the menu? It is OFF by default. I am using a 19 Acer external monitor, no problems. No adjustment to resolution, clocking, etc. was required. It was plug-'n-play for me. The monitor came with a DVI-D input, and I already had a 3'-long DVI-D cable Manually went to AMD and installed the graphics drivers first. Control Panel->Display->Advanced Display Options->Select external monitor->Display adapter properties->List Modes. I don't know if it matters but I first selected a lower resolution, in my case 1680x1050 then Ok and Apply and BOOM! It was scaling correctly As my laptop's screen lost the backlite, I was using an external monitor (windows xp). It was working fine, until one day I screwed up one of the settings of the display properties. My computer stopped sending signals to the external monitor. I tried everything from updating the drivers to updating the bios. Nothing worked

The biggest cause of problems for the distorted screen resolution is actually the graphics driver of your PC. The graphics driver is basically a piece of software that connects the output features of Windows with the actual graphics card (hardware) of your PC; and is consequently one of the most important parts of the entire Windows system Connect computer to a more advanced monitor - One way to see everything again is to simply connect the computer to a monitor that can support a higher resolution. So if you have an old 15 inch monitor and it can't display 1600×1200, connect the monitor to a newer screen, log into Windows and change the display settings back to what is was. How to Manage 4K Display Scaling in Windows 10 if you are using a 4K screen. For additional information about High DPI issues, see Hi-dpi Multi-mon with Surface Pro 3 - dpi-scaling tweaks . Although we make every effort to ensure links to external websites are accurate, up to date, and relevant, Tableau cannot take responsibility for the.

I am trying to connect my Surface Book via the dock to an Acer 27 Touchscreen Monitor. When I plug in the mini-display port into the dock, the monitor screen never turns on, but it seems that the Surface Book goes into a loop identifying that there is an external monitor now attached. On display properties, I will see options for having the second monitor (Display on screen 1, screen 2, both. When I hook the laptop up to an external monitor, all is well visually. When I use just the laptop screen, it is very blurry. That was the original problem and one of the other experts suggested the external monitor. As I said earlier, the monitor is fine for today, but there will be times when I will need to rely on the laptop screen I have an external monitor for my Acer Aspire 5740G running windows 7 Home Premium. I need my external monitor to be primary display which i have set up in display settings of windows however when i open the lid of the laptop (to use the mic) it shares the display with the laptop and also changes my external monitor's resolution

Fix Screen Resolution Problems in Windows 10 - Make Tech

Once I get the immediate issue fixed, I'd like to be able to use both the laptop monitor and an external monitor at once. My laptop is capable of it, and can do so using Windows XP, both as extended desktop or as cloned display. Any suggestions for this? It's a Compaq Presario 2200 laptop, about five years old. 768 MB RAM The forced RGB mode does improve the text but I can only really get it bearable by choosing a lower 2048 x 1152 resolution. A further slight improvement comes with choosing Generic RGB for the display profile. Running the monitor from ThunderBolt 2 to DisplayPort adaptor with lid closed so the external display is the main monitor Test1: Laptop without external Screen (Resolution 3200*1800) = Seamless Application works fine. Test2: Laptop with external Screen (Resolution local 3200x1800 and external 1920x1080) = Seamless App starts, but the mouse is flickering. When I move the Semaless Window to the external monitor, I have a blue Windows in the size of the app

How to view or change the screen resolution of a monitor. If you've changed the monitor resolution, reboot the computer to see if this resolves the issue. If the resolution is supported or the previous steps did not help, we suggest reinstalling the drivers for your monitor and video card by following the following steps Some Quicken users with high resolution monitors experience display problems (distortion, odd graphics, etc.). Before you begin The issue could simply be caused by a scaling setting. Please review this article first before attempting to use the workaround provided below

Can't change Screen Resolution on External Monitor — Acer

  1. Ensure the aspect ratios match. If your laptop can change to a resolution that supports the same aspect ratio as your HDTV, that should fix the problem with the black borders. It's been a while since I've hooked up an external monitor to my laptop. Based on my experience, however: if the aspect ratios do match and the display resolutions are.
  2. So Im trying to setup Windows 8.1 Pro on this new Dell Precision M3800 with 4k display. I dont have as many issues when I run laptop display alone but when I connected my secondary 30 2560x1600.
  3. Same issue as aterzi above. I have a 4k laptop display and 4 external monitors. The 4k display is set to 200% scaling. All the other monitors are 1920x1200, 2 are set portrait, and all are set to 100% scaling. The tab font shows big regardless of which monitor the application is displaying on
  4. NOTE: The issue may be resolved by turning the device off and on or disconnecting and reconnecting the cable, even when you follow the procedure shown below. Try following the procedure to output the screen again. Select a computer screen resolution that is supported by the TV. NOTES: If the TV does not support the resolution set on the computer, the screen image may be distorted or may not be.
  5. With the exception of the desktop icon shift on the laptop display, the external monitor problems can be remedied by clicking on the Detect button in Control Panel - Screen Resolution. When I ran the 290.36 BETA NVIDIA driver on this instance, the resolution of the external monitor would sometimes be 1024x768 instead of the 1920x1080 native.
  6. To check scaling options right click on Windows Desktop > Screen resolution > Make text or other items larger or smaller > set it to Custom setting. In Windows 10 scaling options will be automatically set to a custom scale factor provided by Best for Retina displays mode. Important: Setting Custom scaling in Windows virtual machine will also.

display - Laptop resolution on external monitor? - Super Use

Hi All, Strange issue here. At the moment i have a dell e5540 plugged into the dell eport docking station. Try to change the screen resolution. For each of the firmware installations, it is required to shut down the laptop, either dock it or connect an external monitor to the laptop itself (it depends on which firmware you are going to. We are currently working on substantially improving this. If there is a specific screen that is NOT functional with a high DPI screen, let us know via the survey link below. 3. Some people have mentioned having a Snagit issue with capturing with an external monitor. This was fixed in the 12.3.3 version of Snagit External monitor goes to sleep mode when computer lid is closed - ThinkPad P7 Similarly, although the HDMI 1.3 standard added support for monitors and displays that stretch beyond the popular Full HD resolution (1,920 x 1,080 pixels), and HDMI 1.4 and HDMI 2.0 now support.

The Most Common Multi-Monitor Problems and How to Fix Them

I use mostly external monitor with Blade screen off, mostly 2 sometimes with three seconds screen only. Do you have any monitor to test, like maybe with your tv hdmi, to see if it's not the projector issue or incompatibility with Blade, or it is really hardware issue on your Blade The bug. The Fullscreen function (as enabled by F11 or by accessing the Graphics menu button) fills only part of an external monitor at the top left.. It appears (though unconfirmed) to be filling a section equal in pixel size to the integrated screen of the laptop (which in my case is 1366x768), which is closed when the bug occurs, but still running off of the external monitor only I am using this workaround on photoshop CS6, (thanks!) windows 8.1, laptop screen resolution 2560 x 1440. One issue I am having is that the images you are working with will have a pixellated look (much like the menus text does, which is now readable but not full-res looking) regardless of whether you are working with a large (i.e. big pixel dimensions) image or not, and regardless of how. adaptation to new screen resolution #16308. Closed. This was referenced on May 15. Telegram desktop client does not respect the windows text scaling settings #16322. Closed. Telegram Desktop window resolution remains unchanged after changing it in Windows #16359. Closed. Aokromes mentioned this issue 13 days ago

How to Fix Stretched Screen Display Problem on Windows 1

When enabled, panning allows a high-resolution display on a larger screen while viewing a zoomed-in version on a smaller screen. An example is a laptop built-in display, or a TV that supports a fixed or limited resolution. Not all computers support panning. Check with your computer manufacturer for information about multiple display support The 2019 MacBook Pro 16 with base 5300M GPU has a problem. If you connect models wi t h this specific GPU to an external monitor with an extremely specific (but common) resolution, many users report that their MacBook gets really hot and the fans spin up really loudly, even if they close the screen lid.. It is documented in this nearly 200 page MacRumors thread and the first comment on this. Using multiple monitors requires a Windows 10 laptop that can support one or more external monitors. The laptop will need an external display connection, such as HDMI, DVI or DisplayPort connector. If the user wishes to connect more monitors than there are laptop port available, a display hub is a way to achieve this Check Your Source Device's Resolution Setting: If your HDMI device has a settings menu to control the video resolution, check to see if it is set to AUTO. If so, reset it to match the built-in resolution of your TV or video projector, such as 720p, 1080p, or 4K, if you have 4K-capable TV or video projector Most laptop screens have LCD or LED displays that although may function correctly most of the time can have issues that can cause flickering. There are a lot of different reasons why the screen on your laptop may flicker. Perhaps it is hardware issues such as the connections on the screen but it can also be software issues

How to Troubleshoot Display or Video Issues on a Dell Lapto

Connect one to the laptop using an HDMI cable, as detailed in Setup #1. You'll need an adapter to connect the second monitor. One of the MSI GS75 Stealth's Type-C ports supports a display output. To identify this port on this laptop, look for the port with the Thunderbolt 3 icon near it. The Thunderbolt™ Icon The 12.5-inch Full HD display produces high-quality visuals, while the device-safe metal plates ensure easy, secure attachment to your computer. This SideTrak portable monitor is compatible with most 13 to 17-inch Chrome, Windows and Mac laptops for wide coverage. See all All Monitors. Top comment The external monitor screen would look normal, but I couldn't get the mouse to move or the mouse buttons or arrow keys to work. At first I thought the laptop computer was frozen, but when I opened the lid on the laptop, the mouse was working fine on the laptop screen, but not on my external monitor

Fix Resolution When Using Your HDTV as a Monito

Advisory: HP mt20 Mobile Thin Client - Citrix ReceiverSurface Pro External Monitor Problems Solved - Tech