Original seal will be opened by our engineers for upgrade ONLY, 1-Years Warranty on upgraded RAM/SSD/HDD and original 1-Year Manufacture Warranty on remaining components. Computers with professional upgrades and customization. The manufacturer box will be opened by our professional engineers for customizing and testing. Factory defects & blemishes are significantly reduced by our in-depth inspection & testing. | Dell | | 16" FHD+ Touchscreen Laptop,Intel Core 5 120U,16GB RAM,1TB SSD, Backlit Keyboard Windows 11 Pro | Silver | Best Buy