HP Deskjet 3520 Inkjet Printer - Manual (Page 52)

printer tools
The printer software contains a number of useful tools to enhance the printer's
performance.
Use the printer tools to:
●
View estimated ink levels.
●
Clean the print cartridges.
●
Calibrate the printer.
●
Print a test page.
●
Perform other functions as needed.
To access the tools, click here .