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New to Twin Activate? Learn the basics here.
Model File Basics
Learn how to access, annotate, display, select objects, navigate, add property information, and search in models.

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What's New
Discover new features and enhancements.
Get Started
New to Twin Activate? Learn the basics here.
- System Requirements
  Operating system, hardware, software and memory requirements.
- Setting Preferences
  Define a variety of options for display, shortcuts, paths, and client behavior.
- Invoke Altair Twin Activate
  Run Twin Activate on Windows or Linux.
- Model File Basics
  Learn how to access, annotate, display, select objects, navigate, add property information, and search in models.
  - Create, Open and Import Models
    Learn the basics about creating, opening and importing files.
  - Access Demo and Tutorial Models
    The software installation includes demo models and completed tutorial models that you build while working through the Twin Activate tutorials. You can access the models from the Demo Browser or installation directories.
  - Navigate in Models
    Navigate inside your model hierarchy and between multiple diagrams.
  - Display Multiple Models
    The software supports the concurrent loading and displaying of multiple models in a session.
  - Adjust the View
    Zoom and pan the view of models.
  - Screen Capture
    Record a video or take a snapshot of the screen.
  - Add Property Information
    Provide archival information for a model including a description and creator name.
  - Annotate Models
    Add descriptive text and graphical information for a model.
  - Search in Models
    The Filter and Search tools help you locate objects in models.
  - Select Objects in Models
    Select and edit objects in a diagram using the mouse and keyboard shortcuts.
- Workspace
  The application workspace includes a combination of tools, browsers and palettes of predefined and programmable blocks to help you easily construct and simulate dynamical system models.
- Architecture
  The workflow between the Twin Activate client and engine facilitates the modeling of reactive systems.
- Online and Local Help
  Access help topics online or from your local installation.
- Online Learning
  Altair offers a host of resources for learning and maximizing the power of Twin Activate.
Tutorials
Start using Twin Activate with our interactive tutorials.
User Guide
Learn about the features and functionality available in Twin Activate.
Reference Guides
Explore the Extended Definitions, OML Guides, Block Library, API Guide and Glossary.
Frequently Asked Questions
You've got questions? We've got answers!

Model File Basics

Learn how to access, annotate, display, select objects, navigate, add property information, and search in models.