In order to directly upload Orbitvu presentations you have to copy the "Remote upload url" from plugin configuration page to the Orbitvu Station.
Open Magento's back office and go to the "Stores-> Configuration -> Orbitvu Self Hosted". Copy the "Remote upload url".
Open your Orbitvu Station and go to the "Menu -> Preferences" and in the "Upload" tab find section mark "Magento". Paste the "Remote upload url" and click "Ok". At this point, you are able to send Orbitvu presentations directly to your shop.
There is also possibility to upload Orbitvu presentations without Orbitvu Station. You need to have ".ovus" file (compressed Orbitvu presetation file).
Login to your back office and go to the "Catalog -> Products". Next click on the "Edit" button of any product.
Click on the "Orbitvu Self Hosted" tab and at the top you will find a section where you can upload Orbitvu presentations.
Click "Choose files" and attach chosen Orbitvu presentation (".ovus" file).