The HP Color LaserJet Pro M277dw is a high-performance laser printer that uses HP 201A/X toner cartridges to produce vibrant and professional-quality prints. These HP 201A/X toners are easy to replace, and the printer will notify users when it's time to change them. These toner cartridges are available in both standard yield HP 201A and high-yield HP 201X, providing users with flexibility to meet their printing needs. Additionally, the HP Color LaserJet Pro M277dw uses HP's JetIntelligence technology, which helps to optimize toner usage and improve the overall efficiency of the printer. Overall, replacing cartridges is a straightforward and essential maintenance task to ensure the printer continues to produce high-quality prints.