the 1st user it has you setup becomed the admin user and the admin name is no longer used.
exactly what is “updateing”? there are a number of things this can be.
this can be extermly slow initially and after major changes, be patient
FYI, there is no additional software required for setup or local accesss and you may be better off without it. for configuration use a web browser to http://mycloudIPorName/UI, which is all the shortcut does
what is the status of the 3 LEDs? the front 1 should be blue before doing anything else and better to be blue for at least 30 minutes.
what firmware is it running? if it is 4.00xxxxxxx I would upgrade it ASAP, the early V4 was pretty bad