Preview version

Preview builds give you early access to new MobaXterm features. If you use them, please keep us informed if you encounter any bug.
To provide feedback, simply visit the "About" page in MobaXterm and click on the "E-mail" button.

Disclaimer: Please, be aware that preview versions of MobaXterm are for testing purpose only. Do not use them in production environment.

Select the version you want to download (installable or portable version)

By downloading this software, you accept MobaXterm terms and conditions

Preview version 26.1_Preview1 (2026-02-15) changelog:

  • New feature: small dots in the session tree now indicate which sessions are already open
  • New feature: clicking the green dots in the session tree now jumps to the corresponding tabs
  • New feature: you can now assign a dedicated icon to each session via the Customizer or in shared sessions
  • Improvement: improved session tree rendering performance
  • Improvement: custom icons are now stored with sessions when exporting or sharing them
  • Improvement: it is now possible to assign a specific custom icon per session even when more than 64 custom icons are used
  • Improvement: updated the embedded X server to the latest Xorg version
  • Improvement: improved X server startup speed
  • Improvement: updated several other embedded command-line tools to their latest versions
  • Improvement: improved autocompletion for the "livesession" and "createsession" commands
  • Improvement: optimized code executed during tab switches to improve tab switching performance
  • Improvement: reorganized the icon chooser window to display more icons per row
  • Improvement: improved custom icon loading speed from the INI file at startup
  • Improvement: improved detection of default Linux and macOS shell locations under Wine
  • Improvement: disabled the Edge browser on legacy Windows versions (XP, Vista) to prevent potential crashes in MobaTextEditor
  • Improvement: improved icon rendering in tabs with better anti-aliasing
  • Improvement: added a new button in MobaTextDiff to swap left and right files
  • Improvement: improved detection of non-Latin characters in MobaTextEditor for word boundary detection
  • Improvement: updated MobaSwInfo and MobaHwInfo to support the latest Windows releases
  • Improvement: some agents such as SK-SSH-Agent now work even when MobAgent is disabled
  • Improvement: SSH sessions now support logins containing square brackets
  • Improvement: updated the command-line SSH client and the OpenSSL library to their latest versions
  • Bugfix: prevented an error when upgrading from an older MobaXterm version using an obsolete Xorg release
  • Bugfix: fixed an issue where tab text remained red after selecting and unselecting an inactive tab
  • Bugfix: fixed a brief black rectangle flash when clicking the "Quick Search" field
  • Bugfix: fixed potential graphical glitches when starting MobaXterm with a theme and then switching to the Windows dark theme
  • Bugfix: fixed an issue with the 64-bit command-line OpenSSH client when requesting keys from MobAgent or the PuTTY SSH agent
  • Bugfix: fixed an issue where copying an IP address from Google Chat inserted a newline character into the host field