PCI\VEN_1344&DEV_51BB

9550 PRO NVMe SSD driver

PCI\VEN_1344&DEV_51BB is the Micron Technology Inc 9550 PRO NVMe SSD, an NVMe SSD device. Windows 10 and 11 run NVMe drives with the built-in StorNVMe driver; a maker driver is optional. Get it from Windows Update or your PC maker first; the chip maker's own package is on learn.microsoft.com.

Download from learn.microsoft.comFull guide: Do you need an NVMe driver?

Device details

Hardware IDPCI\VEN_1344&DEV_51BB
Device name9550 PRO NVMe SSD
MakerMicron Technology Inc (PCI vendor ID 1344)
Device typeNVMe SSD
Driver guideDo you need an NVMe driver?
Known OEM variants16

PCs and boards that use this chip

Each line is a subsystem ID: the full hardware ID ends in SUBSYS_ plus these eight characters when the 9550 PRO NVMe SSD is built into that maker's product.

Full hardware ID endingMakerProduct
SUBSYS_23181028DellMTFDLBQ30T7THA-1BK1JABDA
SUBSYS_23191028DellMTFDLBQ15T3THA-1BK1JABDA
SUBSYS_231A1028DellMTFDLBQ7T6THA-1BK1JABDA
SUBSYS_231B1028DellMTFDLBQ3T8THA-1BK1JABDA
SUBSYS_23201028DellMTFDLAL30T7THA-1BK1JABDA
SUBSYS_23211028DellMTFDLAL15T3THA-1BK1JABDA
SUBSYS_23221028DellMTFDLAL7T6THA-1BK1JABDA
SUBSYS_23231028DellMTFDLAL3T8THA-1BK1JABDA
SUBSYS_23281028DellMTFDLAL30T7THA-1BK1DFCDA
SUBSYS_23291028DellMTFDLAL15T3THA-1BK1DFCDA
SUBSYS_232A1028DellMTFDLAL7T6THA-1BK1DFCDA
SUBSYS_232B1028DellMTFDLAL3T8THA-1BK1DFCDA
SUBSYS_235C1028DellMTFDLBQ30T7THA-1BK1DFCDA
SUBSYS_235D1028DellMTFDLBQ15T3THA-1BK1DFCDA
SUBSYS_235E1028DellMTFDLBQ7T6THA-1BK1DFCDA
SUBSYS_235F1028DellMTFDLBQ3T8THA-1BK1DFCDA

If your SUBSYS matches a laptop or board maker in this list, that maker's support page has the version tested for your model.

How to install the driver for 9550 PRO NVMe SSD

  1. Confirm the ID. In Device Manager, right-click the device, open Properties, then Details, and pick Hardware Ids. The first line should start with PCI\VEN_1344&DEV_51BB.
  2. Try Windows Update. Settings, Windows Update, Advanced options, Optional updates. Firmware and storage drivers are rarely offered here.
  3. Check your PC maker. Enter your model or serial number on its support site and look under Storage.
  4. Use the chip maker's package. NVMe Features Supported by StorNVMe (Microsoft Learn) on learn.microsoft.com. Our do you need an nvme driver? guide explains which package fits.
  5. Restart and check. Open Disk Management and check the drive is listed.

Other Micron nvme ssd IDs

Device names: The PCI ID Repository, public data. We never host driver files: downloads come from the maker.