Solved: Envy 6000 - Printer Cannot Print - and refuses to say why! - HP Support Community - 8317676
HP have updated their printers to outright ban 'non-HP' ink! They no longer shows the “can't guarantee quality” message, but instead cancels your print completely until you inset a HP ink cartridge.
We tested some home printers. Here's what we loved and hated - The Washington Post
HP acknowledges printer frustration in its 'Made to be less hated' campaign | Creative Moment