ComPortInfo 1.2.6

Information about COM ports.

  • By Uwe Sieber
  • Free
  • Updated May 17, 2026
Download for Windows

About ComPortInfo

COM Port Info belongs natively to ComPortMan, but is handy standalone too.

Features:

  • Two views with COM ports and connection types (BusTypes)
  • "Safely remove hardware"
  • Restart devices to revive it after "safe removal" (if started with administrator previleges)
  • COM port numbers change and swap (if started with administrator previleges)
  • USB-Port reset (XP, Win8, 10, 11)
  • Display of the "Port Parameters" (GetCommState), that's how the last application using this port left it behind and on failure it indicates that the port is in use
  • Display of the "Default Port Parameters" (GetDefaultCommConfig), these are the parameters from the device manager
  • Display of the "Port Properties" (GetCommProperties), these are the capabilities of the COM port hardware, e.g. supported signals and data rates

Technical details

PublisherUwe Sieber
Version1.2.6
Release date2026-05-17
LicenseFreeware
Installer typezip
Architecturex86, x64
Package IDUweSieber.ComPortInfo

Install ComPortInfo from the command line

Install with Windows Package Manager
winget install --id=UweSieber.ComPortInfo -e
Update to the latest version
winget upgrade --id=UweSieber.ComPortInfo -e
Uninstall
winget uninstall --id=UweSieber.ComPortInfo -e

ComPortInfo version history

1.2.4 Jul 30, 2025

Frequently asked questions

Is ComPortInfo free?

Yes, ComPortInfo is free to download and use on Windows.

What is the latest version of ComPortInfo?

The latest version is 1.2.6, released on May 17, 2026.

Is it safe to download ComPortInfo?

The download button links to the official installer published on uwe-sieber.de, the same file Windows Package Manager installs. You can verify the downloaded file by comparing its SHA-256 checksum with 4ed77ad5070c73c34543b76ce1c0f3c2304e10fd3e84168164d1f4617d2a61bc.

Which Windows versions does ComPortInfo support?

ComPortInfo runs on Windows and is available for 32-bit (x86), 64-bit (x64) systems.

How do I uninstall ComPortInfo?

Open Settings › Apps › Installed apps, find ComPortInfo and select Uninstall. From the command line, run winget uninstall --id=UweSieber.ComPortInfo -e.