PL2303 Serial Port Mobile Phone Data Cable Driver 3.8.40.0
by ProlificWindows 1032-bit64-bitSHA-256 verified
- Manufacturer
- Prolific
- Device
- PL2303 Serial Port Mobile Phone Data Cable
- Driver version
3.8.40.0- Release date
- September 16, 2021
- Supported Windows
- Windows 10
- Architecture
- 32-bit (x86), 64-bit (x64)
- File size
- 219 KB
- File name
f7bb06a5-cf62-423a-84cb-d5416e46f5d0_5927d3d1dba7d7ee4d01b59502e11ba891faf4c8.cab- Digital signature
- Signed - catalog
ser2pl.cat - INF version
09/16/2021,3.8.40.0- INF provider
- Prolific
- Device class
- Ports
- Source
- Microsoft Update Catalog
- Last verified
- July 8, 2026
- SHA-256
c19efd2d865ee1436c94350ed5d3efa16a40e66d84655cfb51ce9f3f4e55e340
Supported hardware IDs (2)
Compare with your device: Device Manager → right-click the device → Properties → Details → Hardware Ids. If one of the values above matches, this driver supports your hardware.
How to install
- Create a restore point(Start → "Create a restore point" → Create), so you can roll back if anything goes wrong.
- Verify compatibility: your Windows version (Windows 10) and architecture (x86, x64)must match this driver, and your device's Hardware ID should appear in the list above.
- Download the file using the button - it comes directly from Microsoft Update Catalog.
- Optionally verify the checksum: open PowerShell, run
Get-FileHash your-download.cab -Algorithm SHA256and compare with the SHA-256 above. - Extract the .cab archive: right-click → Extract All, or run
expand -F:* file.cab C:\driver\in Command Prompt. - Install via Device Manager: right-click your device → Update driver → Browse my computer → point to the extracted folder. Alternatively run
pnputil /add-driver C:\driver\*.inf /install. - Check Device Manager: the device should show no warning icons, and the driver version should match.
How to roll back
If the device stops working after the update: Device Manager → right-click the device → Properties → Driver tab → Roll Back Driver. If the button is greyed out, use the restore point from step 1 (Start → "Recovery" → Open System Restore).
Other versions of this driver
| Version | Released | Source |
|---|---|---|
| 3.9.6.0 | June 17, 2024 | Microsoft Update Catalog |
| 3.9.7.2 | June 12, 2024 | Microsoft Update Catalog |
| 3.8.43.0 | May 29, 2024 | Microsoft Update Catalog |
| 3.9.6.2 | November 22, 2023 | Microsoft Update Catalog |
| 3.9.5.0 | February 24, 2023 | Microsoft Update Catalog |
| 3.8.42.0 | February 22, 2023 | Microsoft Update Catalog |
| 3.9.4.2 | July 12, 2022 | Microsoft Update Catalog |
| 3.9.3.2 | May 31, 2022 | Microsoft Update Catalog |
| 3.9.3.0 | May 30, 2022 | Microsoft Update Catalog |
| 3.9.1.0 | February 18, 2022 | Microsoft Update Catalog |
| 3.8.41.0 | November 11, 2021 | Microsoft Update Catalog |
| 3.9.0.2 | July 27, 2021 | Microsoft Update Catalog |