If you are currently using the Vivobook and don't want to open a web browser, ASUS pre-installs a utility app that can do this for you.
| Problem | Solution | |---------|----------| | “Serial number not found” | Double-check characters (0 vs O, 1 vs I). Try entering without spaces. Wait 24h if laptop was bought today. | | Warranty shorter than expected | Upload purchase proof via ASUS Member Center to correct date. | | “Out of warranty” but just bought | Contact seller – unit may be old stock. Request return or ASUS to update. | | MyASUS shows no data | Reinstall MyASUS or use web method. Ensure Windows is activated. | asus vivobook warranty check
This happens when you buy from a third-party seller (like Amazon Warehouse, eBay, or a "New Open Box" deal). If you are currently using the Vivobook and