I haven't read in detail but it all seems to be here:I just emailed them for instructions...I have no clue.
https://visa.vfsglobal.com/rou/en/can/news/vac-reopening
Or here under the 'submit passports' sub-heading.
https://visa.vfsglobal.com/rou/en/can/apply-visa
I found the chat function at vfs functional - not great but functional. And you don't have to stay on the phone.
Fees would have to be paid into Romanian bank but I believe within EU that is quite simple.