All inks/toner once opened cannot be returned. Incase of any fault or manufacturing defect you can reach out to the Vendors authorized Service Center along with the issue details to claim Warranty/RMA on the same.
Overview
Highlights
Specially formulated and tested to deliver seamless operability
Designed to produce most reliable printing with best-in-class image quality
The consistency in terms of printed output is commendable, ensuring a true value for money