You will first need to upgrade your Studio One license via PreSonus’ my.presonus website before inputting your serial into Studio One.
- Log into My PreSonus
- Select My Products > Software
- Select “View more details” for Studio One Professional OEM
- Click on “Upgrade” button
- Paste or enter the new product key and click “Upgrade”
- Your product key will be shown here: splice.com/plugins/your-plugins
You can then enter the new serial into Studio One directly.