Print self-test pages to check the speed-
The Configuration Report lists important information such as the supplies summary, page counts, and copy settings.
Turn on the printer.
On the printer control panel, press and hold the Start Copy button
, and then release it when the Ready light
blinks.
The Configuration Report and Network Summary (wireless models only) print.
If that has similar issues, we can reset the printer.
The reset instructions are specific for your printer and performing those steps on a different printer may brick the device.
I've sent you a private message with reset instructions, follow the reset instruction to perform a full reset and re-initialize the printer.
In order to access your private messages, click the private message icon on the upper right corner of your HP Forums profile, next to your profile Name or simply click on this link.
Hope this helps!
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