Chief Architect X1 Lite Program Updates

Program updates to the currently shipping products are released from time to provide feature enhancements and to resolve reported problems. Updates are provided free of charge by downloading from this page.


This update will update Chief Architect X1 Lite to version

Installation Instructions:

  1. Read the update notes for 11.5

  2. Backup your Data:

    Important: It is always a good idea to make a complete backup of your work before making any changes to your computer. If you do not know how to do this, please consult a local computer technician to get advice on how to perform a backup.

  3. Save the update to disk.

    We recommend saving the file to your Desktop, where it will be easily found.

  4. Make sure Chief Architect is closed.

    If you update with Chief Architect open you will need to reboot your computer for the update to take effect.

  5. Run the update.

    Once you have completed the download and closed Chief Architect, double-click on the download and follow the installation instructions.

    Vista Users: Make sure you right-click the icon and choose "Run As Administrator". When prompted, type in the username and password for your administrator account.

  6. Launch Chief Architect.

Download the Chief Architect X1 Lite Update (~69 MB)

New Version
Now Available!

Chief Architect Premier

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