The M720q is strictly single-M.2 — no expansion beyond one NVMe and one SATA drive
One M.2 slot and one SATA port let you run an NVMe SSD alongside a 2.5-inch drive, but that’s the ceiling — there’s no second M.2 slot for more.
One M.2 slot and one SATA port let you run an NVMe SSD alongside a 2.5-inch drive, but that’s the ceiling — there’s no second M.2 slot for more.