> For the complete documentation index, see [llms.txt](https://docs.adapptio.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.adapptio.com/getting-started/editor/main-toolbar/preview-mode.md).

# Preview Mode

A preview of the application is independent of deployment. It's run directly in a browser without the possibility to run it out of the editor. There are two layers of preview modes. First is clicking by eye icon at Main Toolbar;

![](/files/BnIuQDMe1Bivxgu3RtyL)

; the second is switching on the toolbar of the current View.

![](/files/rgxQkHvq9Z65nblyoJ2N)

The main difference is switching between the preview of the whole application and the current View.

<div align="left"><img src="/files/FKTOC4uwx7zNqN8y0pRQ" alt="The basic example of layout application in preview mode"></div>

<div align="left"><img src="/files/Nv0znHhAqUnR4UW7w4ye" alt="Switching to current View in preview mode"></div>