Windows 10 Services

Realtek RT640 NT Driver - Windows 10 Service

Realtek 8136/8168/8169 NDIS 6.40 32-bit Driver by Realtek.

This service exists in Windows 10 only.

Startup Type

Windows 10 edition 1507 1511 1607 1703
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Default Properties

Display name:Realtek RT640 NT Driver
Service name:rt640x86
Error control:normal

Default Behavior

The Realtek RT640 NT Driver service is a kernel mode driver. If Realtek RT640 NT Driver fails to start, the error is logged. Windows 10 startup proceeds, but a message box is displayed informing you that the rt640x86 service has failed to start.

Restore Default Startup Type for Realtek RT640 NT Driver

Automated Restore

1. Select your Windows 10 edition, and then click on the Download button below.

2. Save the RestoreRealtekRT640NTDriverWindows10.bat file to any folder on your hard drive.

3. Right-click the downloaded batch file and select Run as administrator.

4. Restart the computer to save changes.

Note. Make sure that the rt640x86.sys file exists in the %WinDir%\System32\drivers folder. If this file is missing you can try to restore it from your Windows 10 installation media.