- #Prolific usb to serial driver windows 7 not working drivers#
- #Prolific usb to serial driver windows 7 not working software#
It still did not recognize the phone until I change the com port from no. Even though it did not ask for a reboot, I did so because of the nature of serial ports and it installed successfully.
I went here instead: Windows Vista driver for prolific chip USB Serial Adapters and got the vista version. It isn't the driver, its the chip version, from what I found out doing google searches. I bought a new model (with updated internal chip) and that now works in Win 8. Surprisingly it was not the latest build of the driver found on the prolific website that was compatible with Windows 7 that worked for me. Go to Control panel, enter System to access your Device Manager Scroll down to the LPT/ COM port then double click Prolific USB to Serial Comm Port Click. I had an older version that worked on Win 7 but would not work in Win 8. If not, then the correct driver is not installed. In the Properties Window, Click on 'Driver'. The v4.0.1 file can fixed your Win11 driver issue.You can continue to do your windows upate action. Download 'PL23XXProlificDriverInstallerv401.zip' driver.
#Prolific usb to serial driver windows 7 not working drivers#
I dont recommend other vendors for these devices because WHQL drivers are few and far between. There are several vendors of USB to Serial Adaptors that use the Prolific PL2303 chipset. “ This is how I got to connect my older Nokia 6103 to sync with Outlook in Windows 7. Scroll down to Ports (Com & LPT) and double-click on 'Prolific USB-to-Serial Comm Port (COM)'. Re: PL2303 issues (Prolific USB to Serial Drivers) Win 11. Handshake problems or data errors can be caused by a number of issues including USB Port power management which.
In my case, my installation problem is solved by reading a note in the following forum I use a USB to RS-232 adapter with the Prolific. Now, it is still showing up in under Device Manager\\Ports as Prolific USB-to-Serial Comm Port (COM5) but when I try to start a Putty session to COM5, I get Unable to open connection to COM5. It used to detect it and work flawlessly.
#Prolific usb to serial driver windows 7 not working software#
Prolific talks about this on their web site and I’m betting are as frustrated as we end users.“ Now you're going to need a host PC with a serial port and some software to make use ofthe serial port. My Windows 7 laptop is not recognizing my USB-to-Serial Adapter anymore. “ What appears to be happening is that there are a ton of counterfeit “Prolific” chips coming from China and getting the correct driver installed is like playing Russian roulette. The cause maybe because counterfeit chip, as noted in Installing driver for Prolific USB adapter can be problematic.
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