For Unboxing 123.hp.com/setup 8720, the Printer which is shipped is to be taken away from the box and then remove the tapes.
Verify whether any plastic tapes remain on the printer control panel display and at the printer’s inner portion.
Once it is done, take out the duplexer from the box, and remove all the bubble wrap and packing tapes.
Install the duplexer in your printer by turning the printer in such a way that its posterior portion faces you.
It must be installed with utmost care.
Once the installation is completed, turn your printer in such a way that the printer’s front portion faces you.
To turn on the printer it must be linked to the electrical outlet with the aid of the power cord.
One end of the power cord should be connected to the printer’s rear side whereas the other end is to be linked with the electrical wall socket.
Power on the 123.hp.com/ojpro8720 printer and setup all the required settings on the control panel of your printer.
The paper tray must be fed into the feeder tray. Be careful when you feed the paper into the tray.
The improper placing of paper into the tray leads to paper jam issue.
It is compulsory to 123.hp.com/setup 8720 the ink cartridge into the slot so that the print job can be started.
It is not possible to operate your printer without installing the printer software. Install the software for the printer to get it in a working condition.
Make use of the guides and install the printer software for the printer.