What is the procedure to refill brother printer ink cartridge?

Brother printers are known and appreciated for their technological set ups and advancements but there are few basic technical procedures that demand proper technical guidance and assistance in order to refill an ink cartridge look for air intake ink outlet refill spot remove the outer shell of the cartridge use a knife to open the outer shell get access to the refill spot for more info ring at 0800-046-5071.