Some features are disabled in mute-mode to make sure you will not accidently save, download or comment on a different jamtrack from the one you are currently hearing. You may either lift the mute-mode to download or interact with the currently displayed remix, or move to the currently playing track with the green GOTO button.
You've jammed with quite a few backing tracks and now you're ready to start one of your own.
Get your recording right before you upload.
Creating a template Jamtrack
Rock backing tracks with Drums, Bass, Guitar & Mixer: