973 cartridge For HP PageWide 452dw 452dn 477dw 477dn 552dw 577dw 577 P55250dw P57750dw ink cartridges CISS with Auto reset chip
Instructions
As shown in the video below.，after you have finished adding ink, before you use it, please remove all the air inside the ink cartridge. Otherwise, you will not recognize the machine and the ink will not print.
When you need any help in this regard, please contact us in time.
Product Listing
For HP 972 973 974 975 xl CISS
For HP PageWide 352dw 377dw 452dw 452dn 477dw 477dn 552dw 577dw 577z Managed P55250dw P57750dw printer CISS with Auto reset chips
Color: BK C M Y - 4 color
Remark: Please close the Printer update when you use our CISS or Chips
Setting - Printer Maintenance - Update the Printer - Printer Update Options - Do not check
When your PC say you need to update the printer firmware, please choice "NO"
