For many users, the PB2 is the critical link between a modern PC (running Windows 10 or 11) and older industrial machinery. Because industrial hardware has a much longer lifespan than consumer electronics, it is common for the original installation discs to be lost or damaged, making the driver download process a high-priority task for maintenance engineers.
Operating systems like Windows provide generic drivers for standard mice, keyboards, and storage drives. However, specialized industrial hardware like the CITIC PB2 requires proprietary drivers to communicate effectively with the CPU.