DriverCove

Virtio block device Driver 100.85.104.20700

by Red Hat, Inc.Windows 1032-bitSHA-256 verified

Manufacturer
Red Hat, Inc.
Device
Virtio block device
Driver version
100.85.104.20700
Release date
August 5, 2021
Supported Windows
Windows 10
Architecture
32-bit (x86)
File size
46 KB
File name
9782f876-c0d3-4baf-a626-4c90b89f01bd_8d6da3ea240275602b2591ffc739a2956f2086d6.cab
Digital signature
Signed - catalog viostor.cat
INF version
08/05/2021,100.85.104.20700
INF provider
Red Hat, Inc.
Device class
SCSIAdapter
Source
Microsoft Update Catalog
Last verified
July 7, 2026
SHA-256
9fcb2a56ce3905b78e5097f33fe3edd659f7001deb74f9e602587598248a20d9

Supported hardware IDs (4)

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

  1. Create a restore point(Start → "Create a restore point" → Create), so you can roll back if anything goes wrong.
  2. Verify compatibility: your Windows version (Windows 10) and architecture (x86)must match this driver, and your device's Hardware ID should appear in the list above.
  3. Download the file using the button - it comes directly from Microsoft Update Catalog.
  4. Optionally verify the checksum: open PowerShell, run Get-FileHash your-download.cab -Algorithm SHA256 and compare with the SHA-256 above.
  5. Extract the .cab archive: right-click → Extract All, or run expand -F:* file.cab C:\driver\ in Command Prompt.
  6. 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.
  7. 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).

Other versions of this driver

VersionReleasedSource
100.103.104.29700February 18, 2026Microsoft Update Catalog
100.102.104.29500January 21, 2026Microsoft Update Catalog
100.102.104.29000September 3, 2025Microsoft Update Catalog
100.101.104.28400July 8, 2025Microsoft Update Catalog
100.101.104.27800April 23, 2025Microsoft Update Catalog
100.6.101.58000December 31, 2024Microsoft Update Catalog
100.100.104.26600October 21, 2024Microsoft Update Catalog
100.95.104.26200July 15, 2024Microsoft Update Catalog
100.95.104.25300March 29, 2024Microsoft Update Catalog
100.94.104.24700January 22, 2024Microsoft Update Catalog
100.93.104.24000July 21, 2023Microsoft Update Catalog
100.92.104.22900November 15, 2022Microsoft Update Catalog