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- Changed network router, now my HP 7400 won’t connect - no DN...

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1 REPLY 1
05-08-2025 06:51 AM
If you mean the HP Photosmart 7400 Printer
https://support.hp.com/us-en/product/details/hp-photosmart-7400-printer-series/397784
That series needs to be logged onto the new router in order to use. It might require re-installing the software. Look at the Setup and User guides tab to get assistance.
I'm not an HP employee.
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