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To locate the WPS pin for HP printer, you need to rotate your router with the rear side facing you, ...ещёand you can see the WPS pin adjacent to the power button, sometimes it might be located to some other place on the wireless device. Alternatively, you can follow a process to receive the WPS pin from your printer control panel. WPS pin will help you connect to your network wirelessly. https://www.hpprintersupportpro.com/blog/find-the-wps-pin-on-my-hp-printer/