# 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;

![](https://4190342052-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-MjiITn8B0C9eJvihABh%2Fuploads%2F5kDA5QPFV4HpcPAuLprB%2Fimage.png?alt=media\&token=91d5d115-0c97-49c3-90b7-13d751f3adc6)

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

![](https://4190342052-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-MjiITn8B0C9eJvihABh%2Fuploads%2FAVnyAOZR23pZelq9G4nW%2Fimage.png?alt=media\&token=f18d574b-a689-405f-8775-1eafb28931f8)

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

<div align="left"><img src="https://4190342052-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-MjiITn8B0C9eJvihABh%2Fuploads%2FVFNUhYCOn3SuJQAoCzZq%2Fimage.png?alt=media&#x26;token=219b7659-d069-4eff-aeff-0b99f9a0f01d" alt="The basic example of layout application in preview mode"></div>

<div align="left"><img src="https://4190342052-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-MjiITn8B0C9eJvihABh%2Fuploads%2F0nWVqHrdjWdmcqNR7bsb%2Fimage.png?alt=media&#x26;token=400e57e2-8bf2-408c-8e30-d41772f00f42" alt="Switching to current View in preview mode"></div>