A useful feature, certainly, but one that printer companies often use to lock out third-party cartridges—without the chip, the printer will say it doesn’t know how much ink or toner is inside ...

Our family laser printer recently started flashing the “Low Toner” warning. I did the usual trick of rocking the cartridge, and then allowed the Geeklings to print out their essays and ...

Some of Canon’s own toner cartridges are now being detected as fakes — and they’re forcing the company to teach customers how to bypass its ink DRM.