USB Serial Adapter Drivers
USB Serial Adapter Drivers
Download the latest drivers for your Plugable PL2303-DB9 USB Serial Adapter.
Please note, these may not be the latest drivers, but they are the ones we recommend.
Additional drivers, provided directly by Prolific, can be found on this page .
On Prolific's site, use guest for the username and password.
Applicable Products
| Platform | Important Notes | Date | Version and Download |
|---|---|---|---|
| Windows 11, 10, 8.x, and 7 | Drivers will typically install automatically through Windows Update. Manual driver installation is also available as needed. |
July 7, 2024 | 4.3.0.0 |
| macOS 11+ | PL2303 Serial App available from the macOS App Store. Installation needed if adapter is non-functional with macOS-provided drivers |
PL2303 Serial App | |
| macOS 10.9 to 10.15.x | MacOS 10.13 High Sierra has introduced additional security to Gatekeeper requiring extra steps to enable the driver, we have documented the procedure in our Knowledge Base |
December 4, 2019 | 2.0.0 |
| Linux Kernel 2.6.15 to 5.4 | For brown (PL2303GT) version, open source drivers included for Linux kernel 5.5 and later. Manual installation needed for kernel 2.6.15 - 5.4. Open source drivers are included in Linux kernel 5.5 and later. For blue (PL2303HXD) version, open source drivers are included in Linux kernel 2.4.31 and later. |
October 2, 2023 | 1.0.7 |
| Other | Please visit the Prolific PL2303 driver download page for all other operating system options. Login as guest with the password guest and choose USB Serial/Parallel under USB Smart I/O Controllers. |
Page ID 68340646053
