PCIe 9901 Multi-I O Controller Driver 1.1.0.0

by Lava Computer MFG.764-bit32-bitSHA-256 verified

Manufacturer: Lava Computer MFG.
Device: PCIe 9901 Multi-I O Controller
Driver version: 1.1.0.0
Release date: May 27, 2012
Supported Windows: Windows 7
Architecture: 64-bit (x64), 32-bit (x86)
File size: 222 KB
File name: 20486962_9e330aec784f9e18be2dc0ae9563591fc6e5e2fd.cab
Digital signature: Signed - catalog PCIePorts.CAT
INF version: 06/11/2012,1.2.0.0
INF provider: LAVA Computer MFG.
Device class: Ports
Source: Microsoft Update Catalog
Last verified: July 8, 2026
SHA-256: 7ac4d7ba4a998b8c6af7e023cded6c4a9201d9e51233ee38614f606aa10963ee

Supported hardware IDs (13)

Compare with your device: Device Manager → right-click the device → Properties → Details → Hardware Ids. If one of the values above matches, this driver supports your hardware.

How to install

Create a restore point(Start → "Create a restore point" → Create), so you can roll back if anything goes wrong.
Verify compatibility: your Windows version (Windows 7) and architecture (x64, x86)must match this driver, and your device's Hardware ID should appear in the list above.
Download the file using the button - it comes directly from Microsoft Update Catalog.
Optionally verify the checksum: open PowerShell, run Get-FileHash your-download.cab -Algorithm SHA256 and compare with the SHA-256 above.
Extract the .cab archive: right-click → Extract All, or run expand -F:* file.cab C:\driver\ in Command Prompt.
Install via Device Manager: right-click your device → Update driver → Browse my computer → point to the extracted folder. Alternatively run pnputil /add-driver C:\driver\*.inf /install.
Check Device Manager: the device should show no warning icons, and the driver version should match.

How to roll back

If the device stops working after the update: Device Manager → right-click the device → Properties → Driver tab → Roll Back Driver. If the button is greyed out, use the restore point from step 1 (Start → "Recovery" → Open System Restore).