To understand why you can’t find a driver download, you have to understand the evolution of keyboard technology.
After conducting a thorough search, I found a few papers and resources related to the "LapCare USB Keyboard Driver". Here's a summary: lapcare usb keyboard driver
If your keyboard is not functioning correctly, you can manage the drivers through : Mouse and keyboard problems in Windows - Microsoft Support To understand why you can’t find a driver
If you own a gaming or multimedia Lapcare keyboard, follow these steps to get the correct software: lapcare usb keyboard driver