How to resolve mouse or window latency, desktop pixelation, or other performance related issues
- Your mouse cursor is slow to move across your attached display
- Application windows are slow to move across your attached display
- You observe pixelation on your attached display
- Video playback is not smooth
This article suggests how you can:
- Improve performance in general
- Improve performance by preventing the PC from clocking down parts of the system
- Improve video playback performance
Improving performance in general
Check if you have the latest DisplayLink software installed
You can locate the latest version on this page
Check if you have the latest graphics driver installed on your PC
- Click here for where to obtain the latest Intel graphics driver
- Click here for where to obtain the latest AMD graphics driver
- Click here for where to obtain the latest Nvidia graphics driver
Check if you have the latest USB 3.0 host controller driver installed on your PC
- If you have Windows 7 installed see this article for where to obtain the latest USB 3.0 host controller driver
- If you have Windows 8 or above installed then the driver is supplied and controlled by Microsoft
Check if you have the latest USB hub firmware programmed on your product
Check with your product manufacturer to see if there is a usb hub firmware update available
Check if you have the latest BIOS version installed on your PC
Check with your PC manufacturer to see if there is a BIOS update available
Also check if USB 3.0 mode (if present) is enabled in your BIOS
Check if your product is connected to a USB 3.0 port on your PC
USB 3.0 enables greater bandwidth than USB 2.0. You can check that you are connected at USB 3.0 by opening device manager, and choosing the menu option View -> Devices by connection. Under the PCI bus you will find the USB 3.0 host controller driver for the computer, and you can open up the entries under this to find the DisplayLink dock, as shown in the example below:
Check if your notebook is mains powered
The notebook's performance will decrease when running off its battery
If you are using a wireless mouse or keyboard
Ensure you plug in the wireless receiver to a USB port away from the USB 3.0 port that your product is connected to or you may suffer from USB 3.0 interference. See this article for further details
Upgrade to Windows 8.1 if you have Windows 8 installed
Windows 8.1 includes performance improvements over it's predecessor
Improving performance when using productivity software
Change your power plan to High Performance
See this article for more information on power plans
Disable Intel Dynamic Platform and Thermal Framework
- This is a BIOS option that can affect certain systems that have been upgraded to Windows 8.1
- Disabling this can also improve the performance of notebooks that are being run with the lid closed
Set your Intel Graphics power plan to Maximum Performance
- Navigate to Control Panel\Hardware and Sound\Power Options
- Select your current power plan and select "Change plan settings"
- On the next page select "Change advanced power settings".
- Scroll through the settings until you see "Intel(R) Graphics Settings",
- Select "Intel(R) Graphics Power Plan" and change the power plan.
Set your Processor power management minimum processor state to 50%
- Navigate to Control Panel\Hardware and Sound\Power Options
- Select your current power plan and select "Change plan settings"
- On the next page select "Change advanced power settings".
- Scroll through the settings until you see "Processor power management",
- Select "Minimum processor state" and change the setting to 50%.
Check for the existence of utilities that clock down your notebook processor
There are some utilities that will slow down your CPU to save power, but impact the system performance.
- On Lenovo systems there is a utility named TPFanControl. Disable this utility to prevent it slowing down the system
- On Samsung systems the utility is named Samsung Settings (set to Silent Mode)
Improving performance when playing videos
Check you have the latest codecs installed
Codec packs such as K-Lite Codec Pack Standard are essential for playing MP4 files on Windows 7Check your hardware decoder
In the K-Lite Codec pack you can choose from different decoder options. We recommend using the DXVA2 native decoder
Try alternative media players
For some content the Windows 8.1 Video app may be better than the Windows Media Player application
