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What's New in This Version of Virtual Serial Port Driver

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Virtual Serial Port Driver 10.0.944

Released: November 29, 2021

  • • Added: new drivers signed by Microsoft.
  • • Added: automatic check for the required version of Microsoft .NET Framework at the software installation.
  • • Added: the possibility to use the Software Development Kit on ARM-based systems.
  • • Fixed: issues with enabling the automatic reopening option for shared ports.

Virtual Serial Port Driver 10.0.914

Released: November 10, 2021

  • • Added: support for Windows 11.
  • • Added: limited support for Windows on ARM-based systems.
  • • Added: automatic check for the required version of Microsoft .NET Framework at the software installation.
  • • Changed: the Virtual Serial Port Driver End-User License Agreements have been updated.
  • • Fixed: issues with reading the WAIT_ON_MASK event by the software drivers.
  • • Other minor improvements and bug fixes.

Virtual Serial Port Driver 10.0.844

Released: May 11, 2021

  • • Improved: all drivers are now digitally signed by Microsoft.
  • • Fixed: an issue when transferring 8-bit data via a Loopback port bundle.
  • • Lots of minor user interface improvements.

Virtual Serial Port Driver 10.0.844

Released: February 24, 2021

  • • Added: a new, redesigned user interface.
  • • Added: the ability to create loopback connections.
  • • Added: the ability to assign custom names to serial port bundles.
  • • Added: the ability to view the port status within the selected port bundle.
  • • Added: detailed info about current settings and amount of data sent and received by the selected serial port.
  • • Added: the ability to save data from the Activity log to a file.
  • • Improved: the Standard and PRO versions of Virtual Serial Port Driver are now put together in one build.
  • • Improved: the software drivers have been updated.
  • • Fixed: minor issues with a loopback pinout scheme.

Virtual Serial Port Driver 9.0.575

Released: May 23, 2019

  • • Improved: new software drivers have passed WHQL testing and are now digitally signed by Microsoft. Virtual Serial Port Driver can work on systems with Secure Boot enabled.

Virtual Serial Port Driver 9.0.567

Released: August 8, 2017

  • • Added: Windows Server 2016 support.
  • • Added: full Windows 10 support.
  • • Improved: new software protection system.
  • • Improved: GUI compatibility with high-resolution monitors.
  • • Improved: displaying a more detailed information about the virtual serial ports in the device manager.
  • • Improved: drivers are digitally signed with WHQL.
  • • Improved: the ports are marked as occupied to the system, which prevents them from being overlapped (e.g. by USB to serial driver).
  • • Improved: the information about created virtual ports is removed after the application uninstallation.
  • • Fixed: displaying of the newly created virtual ports in the device manager.
  • • Fixed: timeouts processing during the read operation.
  • • Fixed: flow control displaying when a serial port was opened by HyperTerminal.

Virtual Serial Port Driver 8.0.428

Released: December 7, 2016

  • • Fixed: a BSOD when an I/O operation was canceled by the program operating the port.
  • • Fixed: on Windows 2003 32-bit, a BSOD on opening the GUI with a certain ports configuration.
  • • Fixed: incorrect ports behavior after the system was woken up from sleep mode.
  • • Fixed: unreliable creation/removal of multiple ports, when done too quickly.
  • • Fixed: ports not being created in the VC example provided with the OEM version.

Virtual Serial Port Driver 8.0.412

Released: July 14, 2015

  • • Added: possibility to create ports for the current user session only. Allows RDP users to create port with the same name (e.g. COM1) in each user session.
  • • Added: you can enable automatic update of ports' list, thus you can see pairs created in other user sessions.
  • • Improved: instantaneous ports creation lets working with them even before PnP manager detects the newly added ports.
  • • Improved: ports can be deleted even if they are open by other applications.
  • • Fixed: loopback pinout wouldn't save for a ports pair after the system reboot.
  • • Fixed several issues: canceling IRP and timeout Read/Write operations.