Buying ink and toner cartridges from the original manufacturer is expensive, but many people don’t consider alternatives because they’re worried about potential damage to their printers. It’s a commonly held belief that installing a remanufactured or refilled third-party cartridge will void any warranty you have on your printer, so if a third-party cartridge creates issues, you’ll be left high and dry.
In reality, this isn’t true at all. In fact, there’s a federal law that prevents printing companies from denying your warranty for using compatible third-party ink and toner cartridges.
The Magnuson-Moss Warranty Act of 1975, named for its author