The Asus Website Specs page says my laptop has 1x m.2 2280 SATA, & 1x 2.5 slots. Both used and unused. My laptop Has 1x 1TB 2.5 (used). The 1x m.2 2280 SATA Slot Must be unused. But, according to Asus Support, the motherboard does Not have One....... Can they do that or does it really have...