What should I do if the blue wireless light on the printer is not lit?
If the blue light on the printer control panel is not lit, wireless may be turned off. To turn it on, from the Home screen, touch the Wireless icon, then touch Settings, touch Wireless Settings, and then touch the button next to Wireless to turn it on. (Page 1)
From the official HP Officejet 6950 All-in-One Printer manual, page 1
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