There is no need to register the standard 5 year warranty. Please keep your proof of purchase handy with the filled out warranty card. If you require a warranty service within the 5 years warranty, this will be required for viewing to the warranty agent attending to your unit. Please don’t hesitate to contact Fujitsu General Assist on 04 568 8761 or reach out to us via Contact Us page. If you require any further information or have any further queries.