> For the complete documentation index, see [llms.txt](https://docs.ceruleansonar.com/c/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.ceruleansonar.com/c/sonarview/app-bar-controls.md).

# App Bar Controls

The App title bar has several controls common to most views. 

<figure><img src="https://2515205857-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FSYkdyxXfSDQsVcrx8VV1%2Fuploads%2FhD7A4MIbl59118CWrw2p%2Fimage.png?alt=media&amp;token=7ac7778f-072a-4dab-b031-9f84f1fd9e78" alt=""><figcaption></figcaption></figure>

If no devices have been connected, and no replay files are open you will see this dialog which doubles as an explanation of the icons and offering all the ways to proceed.

<figure><img src="https://2515205857-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FSYkdyxXfSDQsVcrx8VV1%2Fuploads%2FcyxPPavUlCtvGcetc4yn%2Fimage.png?alt=media&amp;token=08a375ff-e156-48e3-bfa7-77043ab4e4e3" alt=""><figcaption></figcaption></figure>