If it's an executable (like CH35XDRV.EXE ), run it and follow the prompts.

Typically provides 2 x Serial RS-232 DB9 ports or a combination of serial and parallel ports.

If the card uses a WCH chipset, you can download the latest CH38XDRV.ZIP package, which supports Windows 7 through Windows 11.

Understanding the PI40952-3X2B Driver: A Complete Guide The is a common hardware identifier found on Delock PCI Express expansion cards . These cards are typically used to add legacy serial (RS-232) or parallel (LPT) ports to modern computers that lack them. If you have recently installed this card and your operating system hasn't automatically recognized it, you will likely need to install the specific drivers associated with its chipset. Hardware Specifications

PCI Express x1 (compatible with x4, x8, and x16 slots).

Description. The PCI Express card by Delock expands a PC by two external serial ports. Different devices such as scanner, printer,

Power down your PC and install the card into an available PCIe slot.

Supports data transfer rates up to 230.4 Kbps for serial communication. Where to Download the PI40952-3X2B Driver

After a restart, the new COM or LPT ports should appear in your Device Manager under "Ports (COM & LPT)". Delock PCI Express Card to 2 x Serial