| Problem | Likely Solution | |---------|------------------| | Drive not detected in Disk Management | Check SATA power and data cables. For M.2, ensure it’s fully seated. | | Drive shows as "Unknown" or "Not Initialized" | Right-click the disk label (left side) and initialize it. | | M.2 drive not recognized | Some M.2 slots disable certain SATA ports. Check motherboard manual. | | New drive doesn’t appear in BIOS | Reseat the drive or try a different SATA port / M.2 slot. |