FTDI drivers may be used only in conjunction with products based on FTDI parts. FTDI drivers may be distributed in any form as long as license information is not modified. If a custom vendor ID and/or product ID or description string are used, it is the responsibility of the product manufacturer to maintain any changes and subsequent WHCK re.

1. Most issues with the USB to Serial converter adapters/cables are driver installation related. The most common issue with Windows use of the adapters/cables is not matching the COM Port assignment the USB driver creates with that in the software that you are using. USB to Serial cables are not compatible with DOS based software.
2. Please be warned that counterfeit (fake) PL-2303HX (Chip Rev A) USB to Serial Controller ICs using Prolific's trademark logo, brandname, and device drivers, were being sold in the China market. Counterfeit IC products show exactly the same outside chip markings but generally are of poor quality and causes Windows driver compatibility issues.

The package provides the installation files for FTDI USB Serial Converter Driver version 2.12.28.
If the driver is already installed on your system, updating (overwrite-installing) may fix various issues, add new functions, or just upgrade to the available version. Take into consideration that is not recommended to install the driver on Operating Systems other than stated ones.

In order to manually update your driver, follow the steps below (the next steps):

1. Extract the .cab file to a folder of your choice
2. Go to Device Manager (right click on My Computer, choose Manage and then find Device Manager in the left panel), or right click on Start Menu for Windows 10 and select Device Manager
3. Right click on the hardware device you wish to update and choose Update Driver Software
4. Choose to select the location of the new driver manually and browse to the folder where you extracted the driver
5. If you already have the driver installed and want to update to a newer version got to 'Let me pick from a list of device drivers on my computer'
6. Click 'Have Disk'
7. Browse to the folder where you extracted the driver and click Ok

About General Drivers & Tools:

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If you install this package, your device will be properly recognized by compatible systems, and might even benefit from new features or various bug fixes.
Please note that, even though other operating systems might also be compatible, we do not recommend you apply any software on platforms other than the specified ones. Doing so might cause the installation to crash, which could even render the device unusable.
When it comes to installing the package, the steps should not be much of a hassle because each manufacturer tries to make them as easy as possible; usually, you must make check for compatibility, get the package, run the available setup, and follow the instructions displayed on-screen.
However, due to the large number of devices out there and the various ways for applying these packages, it would be best if you refer to the installation manual first, to be sure of a successful update.
That being said, click the download button, and apply the present software on your product. Also constantly check with our website to stay up to speed with latest releases.

It is highly recommended to always use the most recent driver version available.
Try to set a system restore point before installing a device driver. This will help if you installed an incorrect or mismatched driver. Problems can arise when your hardware device is too old or not supported any longer.

If your FTDI cannot be recognized by your computer, you can try to update the FTDI USB to serial driver to fix the issue.

There are two ways to update the FTDI USB to serial driver. You can either of the ways to update the driver.

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Way 1: Update the FTDI USB to serial driver manually
Way 2: Update the FTDI USB to serial driver automatically

You can download the latest FTDI driver from FTDI official website. Following steps are for your reference how to download and install the driver from FTDI manufacturer. Note the steps will be different if their website is redesigned.

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Way 1: Update the FTDI USB to serial driver manually

1. Go to the FTDI official website.

2. Locate the driver for Windows and click the setup executable to download the executable file.

Note: If you click on the version name, you’ll get driver with .inf file which requires you to install the driver step by step through Device Manager. We don’t recommend you download this file unless you can’t use the executable file to install the driver successfully.

3. Double-click the downloaded file then double-click on the Setup file.

4. Click Extract then follow the on-screen instructions to install the driver.

5. After installing the driver, restart your computer and check to see if the FTDI USB to serial driver issue is resolved.

Way 2: Update the FTDI USB to serial driver manually

If you don’t have the time or patience to manually download and install the FTDI USB to serial driver, you can do it automatically with Driver Easy.

Driver Easy will automatically recognize your system and find the correct drivers for it. You don’t need to know exactly what system your computer is running, you don’t need to risk downloading and installing the wrong driver, and you don’t need to worry about making mistake when installing.

You can update your drivers automatically with either the FREE or the Pro version of Driver Easy. But with the Pro version, it takes just 2 clicks (and you will get full support and a 30-day money back guarantee).

1) Download and install Driver Easy.

2) Run Driver Easy and click the Scan Now button. Driver Easy will then scan your computer and detect any problem drivers.

3) Click the Update button next to the flagged USB Serial Port device to automatically download the correct version of the driver, then you can manually install the driver (you can do this with the FREE version).

Or click Update All to automatically download and install the correct version of all the drivers that are missing or out of date on your system (this requires the Pro version – you’ll be prompted to upgrade when you click Update All).

4) After updating the driver, restart your computer and check to see if the FTDI USB to serial driver issue is resolved.

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