Hp smart tank 515 Printer head Cleaning

Print head cleaning without computer /laptop
press and hold power button for 6 seconds,and press colour print button 2 times ,and then black print button 3 times
this video is made for how to solve hp smart tank print quality issues...
How to fix smudged, lined, or distorted printer printouts....
Thanks For Watching Video,
please subscribe my channel for more videos.

[@jerichosilerio3143]

I followed the instructions, why the printouts still not good?

[@msk10033]

sorry for your inconvenience.
Please remove your printer head and clean it.
ua-cam.com/video/ipFredwanUw/v-deo.htmlsi=eoykoCfQS7zURPEq