It's really complicated. You have to secure things to access them. And the menus must have changed, because not much on these forums makes sense.Go to user management somewhere (maybe Menu and click around). Set admin ID and PIN to e.g. 1234 for both...
For the love of all that is sensible, please add an "Insecure Mode" to the initial setup. 90% of home users don't give a hoot about securing their printer from the rest of the household. Probably 50%+ of SMBs as well. What a complicated OOB experienc...