Cause: Hardware ID mismatch due to a counterfeit chip.
Fix: Edit the driver’s .inf file. Open pl2303.inf in Notepad, find the [Prolific] section, and add:
%PL2303.DeviceDesc%=PL2303, USB\VID_067B&PID_2303
Save and reinstall.
| Source | Link / Action |
|--------|----------------|
| Prolific Official (Legacy) | https://www.prolific.com.tw/US/ShowProduct.aspx?p_id=223&pcid=41
Select "PL-2303 HXA/XA/TA" – version 3.3.2.105 |
| DriverPack (Offline) | https://driverpack.io/en/hardware/usb/usb-serial/upa-usb-programmer-1.3 |
| GitHub Mirror (Safe) | Search: PL2303_ProLific_Driver_v3.3.2.105.zip | Upa Usb Programmer 1.3 Driver Download LINK
The driver alone is useless without the control software. Below are safe sources for the UPA-USB v1.3 Software Suite:
⚠️ Beware of fake "UPA 1.3 Pro" setups that contain malware. Always check file hashes against known good dumps on EEVblog or ChipForum. Cause: Hardware ID mismatch due to a counterfeit chip
Before downloading any driver, confirm you have the genuine UPA-USB 1.3 (or a compatible clone). Look at the PCB:
How to identify:
The driver download below supports all three major variants using a unified installer.
If you are involved in automotive electronics, ECU tuning, or EEPROM programming, you have likely encountered the UPA USB Programmer. Specifically, the UPA USB Programmer 1.3 has become a staple tool for professionals and hobbyists who need to read and write serial memory chips (e.g., 24Cxx, 25Cxx, 93Cxx) found in car dashboards, airbag modules, and immobilizer systems. Save and reinstall
However, one of the most persistent and frustrating issues users face is finding a safe, working Upa Usb Programmer 1.3 Driver Download LINK. Counterfeit cables, broken forum links, and malware-ridden download sites have turned a simple task into a security nightmare.
This article provides a definitive, step-by-step guide to finding, downloading, and installing the correct driver for your UPA USB Programmer 1.3. We will also cover troubleshooting common errors (like “Device not recognized” or “Error 10”) and verifying the authenticity of your driver source.