M5261 Ethernet Controller Driver 5.1.2600.0
by Microsoft8.18732-bitSHA-256 verified
- Manufacturer
- Microsoft
- Device
- M5261 Ethernet Controller
- Driver version
5.1.2600.0- Release date
- January 12, 2008
- Supported Windows
- Windows 8.1, Windows 8, Windows 7
- Architecture
- 32-bit (x86)
- File size
- 91 KB
- File name
3602_7a3156a1cd62a87939d067ad185109cbb2e5d0ef.cab- Digital signature
- Signed - catalog
Netuli6x.cat - INF version
01/12/2008,5.1.2600- INF provider
- Microsoft Corporation
- Device class
- Net
- Source
- Microsoft Update Catalog
- Last verified
- July 8, 2026
- SHA-256
e884d87f456ed101409fa42392f9f059b38411e8c36e35a27aec6820255d94a2
Supported hardware IDs (6)
- PCI\VEN_10B9&DEV_5261
- PCI\VEN_10B9&DEV_5261&SUBSYS_016817FF
- PCI\VEN_10B9&DEV_5261&SUBSYS_526110B9
- PCI\VEN_10B9&DEV_5261&SUBSYS_52611849
- PCI\VEN_10B9&DEV_5263
- PCI\VEN_10B9&DEV_5263&SUBSYS_526310B9
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 8.1, Windows 8, Windows 7) and architecture (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 SHA256and 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).