A: Ask the seller for a photo of the serial sticker. You can open a support ticket with QNAP and ask if the unit is still under warranty (they may not disclose exact dates but will confirm active/inactive). Quick Reference: Serial Number Location | Model Type | Typical Location | | :--- | :--- | | Desktop NAS | Bottom panel or rear I/O port area | | Rackmount NAS | Pull-out tab on front bezel or rear sticker | | Expansion unit | Rear near power input | | Box/Retail packaging | Side label (barcode) |
Always keep your original purchase receipt. QNAP requires it to validate warranty start dates if there’s any discrepancy with the serial number’s manufacturing date. qnap warranty check by serial number
A: Yes, but only the remaining period from the original manufacturing date. Proof of original purchase is usually required for full term. A: Ask the seller for a photo of the serial sticker