If the mouse is not working after plugging it in, the issue is rarely a missing "driver file." It is usually one of the following:
The OC-9200BL is almost always a USB 2.0 to RS232 Serial Adapter Cable. It allows a modern computer (without a serial port) to communicate with older devices like:
Crucially, OC-9200BL is a generic hardware label, not a brand-specific product. The driver you need depends entirely on the communication chip inside the adapter.
A: Use Print Management console:
A: Yes, but with major caution. The driver expects a direct USB chipset. Cheap adapters cause communication errors. Use a high-quality active adapter (e.g., StarTech ICUSB1284). Set the port to LPT1 in driver properties.
Most OC-9200BL units ship with a mini-CD or preloaded flash drive containing the driver.