It's different from blackboard. MyDesktop is a virtual workstation that allows you to access your RMIT applications, network drives etc from anywhere on the internet. There is some information and an access link here:
I've not used it up until now but am happy to see that the new upgraded version recognises my non-standard keyboard layout, so perhaps I'll start.
Hi @S3577412 and welcome to myCommunity!
@Russb has put together a post which collects a whole range of info and help guides on myDesktop - it's a pretty comprehensive list but if there's something else you'd like to know, leave a comment!
RMIT, Information Technology Services