Whether you print a lot or a little, it pays to explore bulk-ink and subscription programs like HP Instant Ink. We walk you through the options and compare them side by side. Most of my current work ...

Hewlett-Packard on Thursday accused a national cartridge reseller of refilling used printer cartridges with ink that relies on a formula for an HP-patented ink brand. In its letter to Cartridge World, ...

What just happened? HP has employed strict digital rights management measures for years to prevent people from using third-party or refilled ink cartridges in its printers. But some hackers have ...

The code on the side of an HP cartridge does not show the manufacture date very clearly. The date appears as an abbreviated code which lists only a portion of the year. The month appears as a single ...