You'll need to log into your 2020 account and go to here:
At the bottom, you'll find a place to search for specific Catalogs. Type in OFS and it will filter down to OFS and Carolina:
Click on OFS. Then click on the download button under your appropriate need:
When done there, go back to the drop-down to select Carolina and download the file for that content as well.
Once these are downloaded, go to where you saved them and double-click on the file names. This will start the installer. Do one at a time and it will install the updates.
Unfortunately, with 2020's new website, we cannot provide direct links to their downloads.
Feel free to let us know if you have any more questions.