Managed to extract the driver from the Windows 7 package (Belkin-F5U257-Win7-Vista driver.zip) using the following steps:
Download the driver (Belkin-F5U257-Win7-Vista driver.zip) from the above URL.
Extract the driver files (ser2co.inf, ser2co.cat, ser2co.sys, ser2co64.sys) from the driver000.cab to the same driver folder directory
Update the USB-Serial Controller device driver by locating the local folder. Windows 10 should find the driver in the folder and complete successfully.
The Serial port should now work successfully!