If you have a purchased copy of Notion 6 in your account that you have activated prior to subscribing to Studio One Pro+, you will need to delete your license file and activate the program using PreSonus Sphere. Here are instructions for Windows and Mac.
Windows:
1. Please go into C:\ProgramData\Notion Music\Notion 6 and delete the info.tpk file.
2. Open Notion and activate using Studio One+.
***Program Data is a hidden folder on Windows. Below is an article with instructions from Microsoft on showing hidden files and folders.
macOS:
1. Please go into Macintosh HD (Your system drive)/Library/Application Support/Notion Music/Notion 6 and delete the info.tpk file.
2. Open Notion and activate using Studio One+.
You can then download the Expansion Sounds from your Studio One+ account under Products.