> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://help.lumen5.com/sitemap.xml
> Use this file to discover available pages before exploring further.
> Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash).

# Setting start time for background music

While you can't control your music timing precisely, you can choose where it starts! To choose your starting point, navigate to the Music tab and look for the track that's selected at the top. You'll see a green marker on the waveform that indicates where the track starts: 


![](https://storage.crisp.chat/users/helpdesk/website/926ed4db19dfb800/trim_1uqzz6i.png)

To change where the track begins, just drag that green marker along the waveform! You can preview the track by clicking on the large play button to make sure that you've got it right.