PPA International 3312 Driver Download (Official)

The 3312 is a device manufactured by PPA International. This update - "3312_USB_SERIAL_DRIVER_PC.zip" - has an average rating of 5 out of 5 stars based on 4 reviews, and has been downloaded 277 times. The total disk space used for this update is 255.0 KB.

4 Ratings

Supported Models


Prolific USB-to-Serial Bridge

USB to Serial Port


PPA International


Supported Operating Systems

Not Applicable

File Name

Additional Notes


USB to Serial Cable - PC Drivers

Cables Driver File

Uploaded By

Alagappan (DG Staff Member) on 20-Apr-2006

Driver Contents File List

The following files are found inside the driver download file.

Name Size Date
SERIAL DRIVER/MAC/PL2303x_1.0.7b4.pkg/Contents/PkgInfo 8 bytes 9 Jun 2003
SERIAL DRIVER/MAC/PL2303x_1.0.7b4.pkg/Contents/Resources/English.lproj/PL2303x_1.0.7b4.info 291 bytes 9 Jun 2003
SERIAL DRIVER/MAC/PL2303x_1.0.7b4.pkg/Contents/Resources/PL2303x_1.0.7b4.bom 35.6 KB 9 Jun 2003
SERIAL DRIVER/MAC/PL2303x_1.0.7b4.pkg/Contents/Resources/PL2303x_1.0.7b4.pax 87.0 KB 9 Jun 2003
SERIAL DRIVER/MAC/PL2303x_1.0.7b4.pkg/Contents/Resources/PL2303x_1.0.7b4.sizes 49 bytes 9 Jun 2003
SERIAL DRIVER/MAC/ProlificUSBSerial1.3.0b2.sit 18.2 KB 7 Aug 2004
SERIAL DRIVER/WINDOWS/98_2009_2K20021/DRemover98_2K.exe 135.2 KB 7 Nov 2001
SERIAL DRIVER/WINDOWS/98_2009_2K20021/SER9PL.sys 194.1 KB 12 Aug 2003
SERIAL DRIVER/WINDOWS/98_2009_2K20021/SERSPL.INF 2.3 KB 23 May 2001
SERIAL DRIVER/WINDOWS/98_2009_2K20021/SERSPL.VXD 26.7 KB 12 Aug 2003
SERIAL DRIVER/WINDOWS/98_2009_2K20021/SERWPL.INF 8.6 KB 13 Aug 2003
SERIAL DRIVER/WINDOWS/98_2009_2K20021/ser2pl.sys 112.0 KB 31 Jul 2003
SERIAL DRIVER/WINDOWS/wince-arm 22.1 KB 3 Feb 2004

How to Update 3312 Device Drivers Quickly & Easily

Step 1 - Download Your Driver

To get the 3312 driver, click the green download button above. After you complete your download, move on to Step 2.

If the driver listed is not the right version or operating system, search our driver archive for the correct version. Enter PPA International 3312 into the search box above and then submit. In the results, choose the best match for your PC and operating system.

Tech Tip: If you are having trouble deciding which is the right driver, try the Driver Update Utility for PPA International 3312. It is a software utility which automatically finds and downloads the right driver.

Step 2 - Install Your Driver

Once you have downloaded your new driver, you'll need to install it. In Windows, use a built-in utility called Device Manager, which allows you to see all of the devices recognized by your system, and the drivers associated with them.

How to Open Device Manager

  • In Windows 11, Windows 10 & Windows 8.1, right-click the Start menu and select Device Manager

  • In Windows 8, swipe up from the bottom, or right-click anywhere on the desktop and choose "All Apps" -> swipe or scroll right and choose "Control Panel" (under Windows System section) -> Hardware and Sound -> Device Manager

  • In Windows 7, click Start -> Control Panel -> Hardware and Sound -> Device Manager

  • In Windows Vista, click Start -> Control Panel -> System and Maintenance -> Device Manager

  • In Windows XP, click Start -> Control Panel -> Performance and Maintenance -> System -> Hardware tab -> Device Manager button

How to Install a driver from Device Manager

  1. Locate the device and model that is having the issue and double-click on it to open the Properties dialog box.

  2. Select the Driver tab.

  3. Click the Update Driver button and follow the instructions.

In most cases, you will need to reboot your computer in order for the driver update to take effect.

Tech Tip: Driver downloads and updates come in a variety of file formats with different file extensions. For example, you may have downloaded an EXE, INF, ZIP, or SYS file. Each file type has a slighty different installation procedure to follow.

For more help, visit our Driver Support Page for step-by-step videos on how to install drivers for every file type.

This website is not affiliated with PPA International. All company names/logos are properties of their owners.
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