If you want to move a desktop flow between two accounts, where one does not have a Premium license, the only way to do it is by copying the actions to a text file and then pasting them into the designer on the other account. See here for reference: https://www.wiseowl.co.uk/blog/s2989/copy-flow.htm
-------------------------------------------------------------------------
If I have answered your question, please mark it as the preferred solution. If you like my response, please give it a Thumbs Up.
I also provide paid consultancy and development services using Power Automate. If you're interested, DM me and we can discuss it.