We can't find the download of Rise package

Hi Anna! When you export a Rise course it saves by default to your Download folder and sends an email with a download link for the course as well.

If it happens to everyone in your team, did you try checking with your IT department? They might have configured downloads to redirect to another folder. 

Here's a screenshot of the message that shows up when you've exported your RIse content successfully:

Here's a sample screenshot of the email that you'll receive once you've exported the content:

Hope this helps!