Prolific USB-to-Serial Comm Port Driver (HP) 3.9.4.2
Driver package for Windows 11, 64-bit. Released Dec 20, 2022.
- Manufacturer
- Prolific
- Version
- 3.9.4.2
- Release date
- Dec 20, 2022
- Windows
- Windows 11
- Architecture
- 64-bit
- Size
- 886 KB
- Hardware IDs
- 3 supported (see list)
- Category
- Ports (COM / LPT) › Prolific
Download
HP package for Windows (exe)
Description
Prolific USB-to-Serial Comm Port Driver (HP) version 3.9.4.2 is the package HP publishes for its own computers. It installs on Windows 11, 64-bit. The download comes directly from HP's servers.
How to install
- Check that this is the right driver. Open Device Manager (right-click the Start button), right-click your device, choose Properties and look at "Hardware Ids" on the Details tab. The value should match one of the supported IDs below (more about hardware IDs).
- Run the downloaded
.exefile as administrator and follow the setup wizard. - Restart the computer and check that the device no longer shows a yellow warning sign in Device Manager.
HP computers this package is for
- HP EliteDesk 800 G6 Small Form Factor PC
- HP EliteDesk 800 G6 Tower PC
- HP EliteDesk 880 G6 Tower PC
- HP ProDesk 400 G7 Microtower PC
- HP ProDesk 400 G7 Small Form Factor PC
- HP ProDesk 480 G7 PCI Microtower PC
- HP ProDesk 600 G6 Microtower PC
- HP ProDesk 600 G6 PCI Microtower PC
- HP ProDesk 600 G6 Small Form Factor PC
- HP ProDesk 680 G6 PCI Microtower PC
- HP Z1 Entry Tower G6
Supported hardware IDs
This driver package declares support for 3 device IDs. Open an ID to see every driver available for that device.
| Hardware ID | Device |
|---|---|
| USB\VID_067B&PID_2303 | Prolific Technology, Inc. PL2303 Serial Port |
| USB\VID_067B&PID_2304 | Profilic USB-to-GPIO/PWM Port |
| USB\VID_067B&PID_23A3 | Prolific PL2303GC/PL2303Gx USB Serial COM Port |
Other drivers for this hardware
| Driver | Version | Date | Windows |
|---|---|---|---|
| Prolific USB-to-Serial Comm Port Driver (HP) | 5.2.7.2 | Jul 23, 2024 | Windows 11 |
| Prolific USB-to-Serial Comm Port Driver (HP) | 3.9.7.2 | Jul 23, 2024 | Windows 11 |
| Prolific USB-to-Serial Comm Port Driver (HP) | 3.9.4.2 | Aug 17, 2022 | Windows 10, 11 |
| Prolific USB-to-Serial Comm Port Driver (HP) | 5.2.3.2 | Aug 15, 2022 | Windows 10, 11 |
| Prolific USB-to-Serial Comm Port (COM3) Driver | 3.9.1.0, 3.8.41.0, 5.1.3.0 | Nov 11, 2021 | Windows 10, 11 |
| Prolific USB-to-Serial Comm Port Driver (HP) | HXD38362.GC50152 | Jul 29, 2020 | Windows 10, 11 |
| Prolific USB-to-Serial Port Driver (HP) | 5.2.10.2 | May 13, 2026 | Windows 11 |
| Prolific USB-to-Serial Comm Port Driver (HP) | 5.2.10.2 | May 6, 2026 | Windows 11 |
| Prolific USB-to-Serial Comm Port Driver (HP) | 5.2.10.2 | Jan 28, 2026 | Windows 11 |
| Prolific USB-to-Serial Comm Port Driver (HP) | 5.2.10.2 | Dec 25, 2025 | Windows 11 |
| Prolific USB-to-Serial Comm Port Driver (HP) | 5.2.10.2 | Dec 15, 2025 | Windows 11 |
| Prolific PL2303 USB-to-Serial Driver | 3.9.6.0 | Jun 17, 2024 | Windows 11 |