Help Menu
![](../../../images/mtoa_help_menu.png)
Arnold Help menu
There are useful links and information for MtoA in the Arnold > Help menu:
- User Guide: opens this MtoA manual in the browser.
- Tutorials: opens the Tutorials page in the browser.
- Arnold Community: opens the Arnold Community website in the browser.
- Learning Scenes: opens the Learning Scenes page in the browser.
- Arnold Renderer Website: opens the Arnold Renderer web page in the browser.
- Mailing Lists: opens the Mailing Lists web page in the browser (requires a login).
- Support Blog: opens the Arnold support blog page in the browser.
- Developer Guide: opens the Arnoldpedia page of the support site in the browser.
- Release Notes: opens the current release notes in the browser.
How to Check the Version Number
You can open the About dialog from the Arnold > About menu. It displays a dialog showing credits and the version number of MtoA and the Arnold core.
![](../../../images/mtoa_version_number.png)