You must upload your invoice to complete the warranty process. An original Product invoice is required for a warranty purchase. Otherwise, you cannot purchase a warranty extension but can still register your Product on the QNAP official website. You can purchase, register and activate an extension warranty on the QNAP official website within 9 months of your Product purchase. and its affiliates (hereinafter referred to as "QNAP") official website (link) and Warranty Terms and Conditions (hereinafter referred to as "Term") before purchasing a QNAP product (hereinafter referred to as "Product"). Please read carefully the terms and conditions of the QNAP® Systems, Inc. Support Milestone Surveillance Platform.NAS Smart Surveillance System Solutions.NDR Solutions against Targeted Ransomware.Software-defined Platform Total Solution.Support Platform9’s Managed OpenStack Solution.Veeam-Ready and Virtualization Certifications.With Linux and ZFS, QuTS hero supports advanced data reduction technologies for further driving down costs and increasing reliablility of SSD (all-flash) storage. QuTS hero is the operating system for high-end and enterprise QNAP NAS models. WIth Linux and ext4, QTS enables reliable storage for everyone with versatile value-added features and apps, such as snapshots, Plex media servers, and easy access of your personal cloud. QTS is the operating system for entry- and mid-level QNAP NAS.