![]() I'll see if I can get high-quality video of it happening. It would be good if DisplayLink could integrate something into their software to warn users if the dock is connected to a USB3 port but not operating at USB3 speeds.įinally - this has not solved the issue of screen blurring/pixelation under heavy 2D graphics loads - I am desperately trying to get some visual evidence of this but you can't capture it with a screen-shot as the whatever buffer screenshots are grabbed from is before where the corruption/compression occurs. It seems that despite having USB3 drivers installed from the factory that port on the Lenovo was operating at USB 2.0 speeds, the Intel drivers have fixed this, now there are no more slowness or lag issues - additionally the firmware update worked once USB3 drivers were installed.Ĭrazy really that these laptops come with USB3 ports and still no proper solution to ensure USB3 ports and devices are operating with the right drivers. Has anyone come up with a solution, or even managed to get the firmware update applied successfully? I've seen many threads out there reporting similar issues. The mouse issue is by far the worst, it makes me feel ill and makes performing precision operations in photo editing impossible. This must be driver related, because it can playback high-resolution video onto the external displays with no problems what-so-ever, but ask it to do something simple like drag a window from one screen to the other, or scroll a webpage the stupid thing just falls apart, pixelating and stuttering all over the place. ![]() I contacted Lenovo support with the above symptoms and they simply sent me a new dock, which has exactly the same problems, so now I have two crappy docks! ![]() The only cure is to either reboot or sticking the USB plug into another port. Starts with a very slow response and ends up with no response at all. From the very beginning occasionally the keyboard and mouse start to lag. Reducing screen resolution or only using one external monitor: made no difference. Inspiron 5490 AIO with a Dell wireless mouse and keyboard. Applying the firmware upgrade from the Lenovo website: the firmware update failed saying "!!!No Device Found!" Using the latest drivers from the DisplayLink website (using 7.3 M0): made no difference. Window animations and dragging windows around the screen is very jerky. This might help determine if there are any network issues on your end. Reply with the results of the last command. On pages with Flash or other animation, the screen may stay blurred permanently on that page - good example was the 'Captcha' game on the registration pages of this forum, I had to drag it onto the laptop's inbuilt screen just to be able to read it. As soon as you experience lag, enter the following: path citrixeuemRoundTrip get /value .When scrolling webpages or graphic heavy documents the entire screen sometimes 'blurs' and goes very pixelated for a couple of seconds. Performance is especially bad with 'mouseover' events on webpages, if the mouse travels over a link that causes a graphic change there is a noticeable stutter in the cursor's travel. ![]() Mouse lags and has very jerky movement across the screen, similar to using remote desktop across a slow connection. I've just got the Lenovo Display Link USB 3.0 dock to drive my desktop monitors and frankly the performance is abysmal. ![]()
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