The PL2303 is a piece accessory that lets you connect RS-232 serial devices to a Windows host computer with a USB port. It connects the DB 9-pin male serial port connector to the Type-A USB plug connector. But with a PL2303 driver, it might work the way you want and cause several problems. This article is about downloading, installing, and updating the PL2303 driver for Windows 10/11.
How To Easily Download, Install And Update PL2303 Driver?
Follow the ways below to download, install, and update PL2303 driver on Windows 11 and 10.
Download & install PL2303 Driver Update From Prolific Website
On its website, Prolific makes available the drivers that are needed. Follow the steps below to download the USB to UART RS232 Serial Windows driver from there.
1 – Go to the official website for Prolific.
2 – Move your mouse over the Products Application tab.
3 – Now, move the mouse pointer to the SIO (Smart-IO) option in the drop-down menu.
4 – Choose USB to UART/Serial/Printer from the menu on your screen.
5 – Look for your device, such as PL2303 Windows Driver Download.
6 – Click the installer to get the driver file you need to download.
7 – Double-click the installer file you downloaded to unzip and run it.
8 – To finish installing the PL2303 USB to Serial driver, follow the steps on your screen.
Use Device Manager To Download PL2303 Driver
You can get the updated Prolific PL2303 driver for Windows 10 and 11 by using your computer‘s built-in driver management tool, Device Manager. Here are all the steps you need to follow to install the needed drivers this way.
1 – Use the search function on your computer to find and open Device Manager.
2 – When the Device Manager shows up, click on the Ports section to see it in a bigger size.
3 – Right-click on the Prolific PL2303 device and choose Update driver from the options on your screen.
4 – Have the computer look for updated driver software on its own.
5 – Once the update process is done, restart the computer.
Update Computer’s Operating System
When the operating system is updated, the needed drivers are often downloaded, and the old drivers are often updated. So you can also use this method to get the PL2303 driver. But if the driver just came out, Windows might need help to install it and put it on your computer. Still, you can try this method by doing the steps below.
1 – Right-click on your computer’s Windows (Start) button to open the Quick Access menu.
2 – From the on-screen menu, choose the “Settings” option.
3 – On the Settings page, choose Update & Security from the list of options.
4 – Choose the “Check for updates” option.
5 – Find an update for your operating system and download and install it.
6 – Restart the system after downloading and installing the needed update.
We answer any questions you might have about the PL2303 driver below.
How To Easily Download A Serial Driver To My USB?
You can follow a serial driver to your USB by following these steps.
1 – Download the driver file from the website of the manufacturer.
2 – Find and unzip USB_serial_win. Zip.
3 – Run the Device Manager program.
4 – Find the adapter and click on it twice.
5 – Pick the driver to install from the disk.
6 – When asked, choose the driver that works with your OS.
Do Adapters That Go From USB To Serial Need Drivers?
On a 64-Bit OS, the device for few USB-to-Serial cables is only sometimes installed by default. Instead, these cables are unassigned device drivers that must be set up by hand.
Do You Need A Driver For A Serial Port?
A driver gives your computer’s serial and COM ports the functionality they need to work. Because of this, the device must have the driver installed.
This article showed you a few different ways to download and install the PL2303 driver for Windows 10/11. Any of the above methods will follow. If you know of a better way to find the needed driver, you can tell us about it in the comments.