HP Deskjet 3720 | 3723 | 3730 | 3755:How to resolve a Printer Offline issue

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This tutorial shows how to resolve a "Printer Offline" issue
by creating and using a TCP/IP port on the HP Deskjet 3700 series.
An URL to download the HP Print and Scan Doctor is also
provided as that may help to resolve the issue as well.
HP Deskjet 3700 series is an All-In-One Printer that can Print, Copy & Scan and has Wireless capabilities.