- #PROLIFIC USB TO SERIAL COMM PORT COM3 INSTALL#
- #PROLIFIC USB TO SERIAL COMM PORT COM3 ZIP FILE#
- #PROLIFIC USB TO SERIAL COMM PORT COM3 SERIAL#
- #PROLIFIC USB TO SERIAL COMM PORT COM3 DRIVERS#
and navigate to the same driver folder you used earlierġ4. Select Browse my computer for driver software.ġ3.
#PROLIFIC USB TO SERIAL COMM PORT COM3 SERIAL#
Right-click USB Serial Port and select Update Driver Software.ġ2. You will now have an unknown device called USB Serial Port under Other devices.ġ1.
#PROLIFIC USB TO SERIAL COMM PORT COM3 INSTALL#
Windows will install the driver for the USB Serial Converter.ġ0. Select Browse. and navigate to the driver folder you extractedĩ. Select Browse my computer for driver software.Ĩ. Right-click USB Serial Converter and select Update Driver Software.ħ. Open Device Manager, find the USB Serial Converter under Other Devices. Download and extract the driver from this ZIP file. (Users who see their converter recognized asĤ. Windows will detect the new device and be unable to install a driver. Plug the Digitus USB Serial Converter into the computer. Screw-on the power lead from the power supply adapter into the power connection on the modem.ģ. Connect the DB9 male connector (9-pin) of the RS-232 cable to the RS-232 connector on the modem, then connect the other end to the serial port on the Digitus USB Serial Converter.Ģ. Digitus USB Serial Converter 2.0 Installationġ.
Verify that the Prolific USB-to-Serial Comm Port is no longer a device/port under your Ports.Ĭ. Disconnect the Digitus USB Serial Converter 1.1 from your computer, then disconnect the Digitus USB Serial Converter 1.1 from your Modem.ĥ. When prompted select the Delete the driver software for this device option and select Uninstall.Ĥ. Right-click the Prolific device/port and select uninstall. Expand the Ports selection and right click your Prolific USB-to-Serial Comm Port device/port.ģ. Open Device Manager, find the USB Serial Converter under other devices.Ģ.
#PROLIFIC USB TO SERIAL COMM PORT COM3 DRIVERS#
If the drivers on the disk do not match the drivers found in this document use the document.ġ. The Digitus Serial Converter comes with a USB extension cord and a CD containing device drivers. The recommendation is to use 2.0 version and this article will discuss the process for removing the 1.0 device and installing the 2.0 drivers. The modem commands are not received by WIN-911, which will result in an echo timeout message from the device. In May 2019 the WIN-911 QA team recently discovered an issue with the Digitus Serial Converter 1.1 and it is not as reliable as the 2.0 version. Replacing Digitus 1.1 Serial Converter with Digitus 2.0 Driver can auto-download via Windows Update (Windows 7, 8, 8.Solution home V7 PRO - Legacy WIN-911 SMS Replacing The Digitus 1.1 Serial Converter With The Digitus 2.0 Serial Converter Windows Vista, 7, 8, 8.1 Certified WHQL Driver Compatible with Windows 2000SP4 & Server2003 Installer version & Build date: 1.12.0 () (For PL2303 HXA, XA, HXD, EA, RA, SA, TA, TB versions) This is the Prolific website read on the driver I installed:ĭownload File: PL2303_Prolific_DriverInstaller_v1.12.0.zip July for the ones from the download page) and so Windows prefers it over them.
The problem is probably that the non-working driver is the newest (September 2021 vs. I had only one other entry, a "ser2pl.inf" version " 3.8.40.0".ĭisconnect the device, and "pnputil /delete-driver oemXY.inf" with the INF file you located in the previous step.Ĭonnect the device again, and it should work, at least, it does for me. Then "pnputil /enum-drivers", and in the output look for Prolific drivers other than the ones from the previous step. It will add the two driver packages to the driver store and tell you what oemXY.inf files it has assigned to them.
#PROLIFIC USB TO SERIAL COMM PORT COM3 ZIP FILE#
What I did is this:įirst install the downloaded driver by unpacking the zip file and "pnputil /add-driver *.inf /subdirs /install" (the /install is probably not necessary) from the extracted "Win11_DCHU" directory. Getting it installed is a bit tricky, it seems. There is a working driver at, a bit down the page listed as "DCHU (for PC Vendors)".