Unlike nearly the whole of Azure for some inexplicable reason to just administrate Universal Printing the account must have a licence for UP. Please remove this requirement but by all means prevent t...
Adding to this, in a large global org with hundreds of admins and thousands of printers, this would necessitate adding a full M365 E3 license just to allow them to register and admin some printers.
These admin accounts do not need the full features of a M365 E3, that's what their user accounts are for.