HP 728B Original Matte Black 300ML Inkjet Cartridge F9J68A / 3WX30A

[IMPORTANT]
728 is being phased out and will no longer be manufactured. 728B is the replacement of 728.
Latest version of printer firmware is required to use the 728B. If the problem persists, please contact HP directly to get the cartridge works.

 

For troubleshooting, please refer to
https://support.hp.com/au-en/document/c06596968