About Cygwin Setup
The setup program used to download, install, and upgrade Cygwin and its internal packages.
The setup program used to download, install, and upgrade Cygwin and its internal packages.
The setup program used to download, install, and upgrade Cygwin and its internal packages.
| Publisher | Cygwin Authors |
|---|---|
| Version | 2.937 |
| Release date | 2026-02-28 |
| License | GNU Lesser General Public License v3 |
| Installer type | portable |
| Architecture | x64, x86 |
| Package ID | Cygwin.CygwinSetup |
winget install --id=Cygwin.CygwinSetup -ewinget upgrade --id=Cygwin.CygwinSetup -ewinget uninstall --id=Cygwin.CygwinSetup -eCygwin Setup adds these commands to the command line: cygwinsetup, cygwinsetup86.
Cygwin Setup is gnu lesser general publi software from Cygwin Authors. Check the publisher's license terms for pricing and usage rights.
The latest version is 2.937, released on Feb 28, 2026.
The download button links to the official installer published on cygwin.com, the same file Windows Package Manager installs. You can verify the downloaded file by comparing its SHA-256 checksum with 2c9f2fb56e1fb687b5d9680afa8f8b06e6214f0e483096af0eae1946431226c5.
Cygwin Setup runs on Windows and is available for 64-bit (x64), 32-bit (x86) systems.
Open Settings › Apps › Installed apps, find Cygwin Setup and select Uninstall. From the command line, run winget uninstall --id=Cygwin.CygwinSetup -e.
Yes. Cygwin Setup is available as a portable program (setup-2.937.x86_64.exe, 64-bit (x64)) that runs without installation. Copy it to any folder or USB drive and run it from there.