Step 1
First, download the Firmware Upgrade Tool to your computer.

Download Link

Step 2
Locate the downloaded content (typically found within your “Downloads” folder), right-click it, and unzip the folder to your “Desktop” for easy access.

Step 3
Connect the external power supply to your SD4800P docking station.

Step 4
Connect the supplied USB-C host cable to the docking station.

Step 5
Connect the other end of the USB-C cable to an available USB-C port on your Surface device.

Step 6
Open the folder labeled “Kensington_SD4800P_Upgrade_v1.0.0.6” from your desktop and double-click the application file labeled “SD4800P_Upgrade”.

Step 7
If prompted with the Windows Defender SmartScreen pop up, click “More Info” and then “Run anyway”.

Step 8
With the application open, the “Dock FW Version” should be listed. If it is not listed, please check that the dock is powered on and connected to your device.
Note: It can take a minute or so for the firmware version to be listed.

Step 9
Once the firmware version is listed, click the “Upgrade Now” button within the application.
Note: Update times vary. Please ensure power stays connected to the dock, and do not unplug the USB-C cable until the firmware update has finished.

Step 10
Once the firmware upgrade finishes, a “Success” prompt will appear. Click “Ok” to close the prompt.

Step 11
Remove power from the docking station.

Step 12
Connect power back to the docking station and check within the firmware upgrade tool to confirm that the latest version is present.

Step 13
With the latest firmware installed, please test your device to see if video or power issues are resolved. If issues persist, please contact our Tech Support team.