PL2303CheckChipVersion_ReadMe.txt Driver File Contents (PL2303_DriverInstaller_1181_20170504.zip)

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PL-2303 CheckChipVersion Tool Program v1.0.0.6
For Windows OS Only
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System Requirement:
  . USB 1.1/2.0/3.0 Host Controller
  . Device using PL2303HX/X/EA/RA/SA/TA/TB version chips
  . PL-2303 Windows Driver Installer v1.8.0 or above
  . Supports the following Windows OS Family:
	- Windows XP SP2 and above (32 & 64 bit)
	- Windows Vista (32 & 64 bit)
	- Windows 7 (32 & 64 bit)
	- Windows 8/8.1/10 (32 & 64 bit) 
	NOTE: 
	  - Windows 8 is NOT supported in HXA/XA chip versions (will show yellow mark Error Code 10).
	  - Windows 8 is supported only in following chip versions:
	      - PL2303HXD (HX Rev D)
	      - PL2303EA (ESD protection)
	      - PL2303RA (Built-in transceiver)
	      - PL2303SA (SOP8 package)
	      - PL2303TA (PL2303HXA/XA replacement)
	      - PL2303TB (12 GPIO)
 
Supported device ID and product strings:
  . VID_067B&PID_2303 for "Prolific USB-to-Serial Comm Port"
  . VID_067B&PID_2304 for "Prolific USB-to-Serial Comm Port" (PL2303TB chip)
  . Other VID/PID based on PL2303 chip. 


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How to Run Tool Program
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1. Install PL-2303 Windows Driver Installer v1.8.0 or above.
2. Plug PL2303 USB Device and go to Device Manager to check COM Port number. 
3. Run PL2303CheckChipVersion tool and set COM Port number. 
4. Click Check button to show PL-2303 chip version. 

NOTE: This program cannot detect HXA/XA chip in Windows 8 and above.


Download Latest Driver here: 
http://www.prolific.com.tw/US/ShowProduct.aspx?p_id=225&pcid=41

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Prolific Technology Inc.
http://www.prolific.com.tw


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How To Update Drivers Manually

After your driver has been downloaded, follow these simple steps to install it.

  • Expand the archive file (if the download file is in zip or rar format).

  • If the expanded file has an .exe extension, double click it and follow the installation instructions.

  • Otherwise, open Device Manager by right-clicking the Start menu and selecting Device Manager.

  • Find the device and model you want to update in the device list.

  • Double-click on it to open the Properties dialog box.

  • From the Properties dialog box, select the Driver tab.

  • Click the Update Driver button, then follow the instructions.

Very important: You must reboot your system to ensure that any driver updates have taken effect.

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

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