| Aspect | Details | | :--- | :--- | | | 2 years for most home/SMB models (J, Plus, Value series). 3-5 years for Enterprise/RackStation models. Check your specific model's datasheet. | | Proof of Purchase Rule | Without an invoice, the warranty starts from the manufacturing date (stamped on the box/serial). With an invoice, it starts from the purchase date . Always keep your receipt. | | What's Covered | Hardware defects, fan failure, power supply (for internal units). | | What's NOT Covered | Physical damage, water damage, failed hard drives (unless purchased as a Synology HDD), data recovery. | | Extended Warranty | Synology offers an Extended Warranty Plus (EW201/EW202) that adds 2 years and advanced replacement. You must purchase this within 90-180 days of buying the NAS. |

He had known this day would come. Hard drives are not immortal; they are spinning platters of anxiety waiting to die. He was lucky, in a way. He ran a RAID 5 setup, meaning the data was safe, but his peace of mind was shattered until he replaced the faulty drive.