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Common problems for Connectivity Issues
We would like to share some of the most frequently asked questions about Printer Wi-Fi, Connectivity Issues and Offline Status. Check out this link: HP printer is offline or unavailable.
HP Recommended
OfficeJet Pro 9110b

I am unable to connect my 9110b to the Wi-Fi.  It asks for "Printer User" or "Device Administrator" logins. I don't have either set of credentials.   I would like to factory reset this machine, but I can't seem to find any instructions online.

1 REPLY 1
HP Recommended

I had this same issue.  Under Device Administrator - in password type PIN from inside the door  where you load your ink

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