How to remove an Rtlnic51 error
The file Rtlnic51.sys is a Windows driver. A driver is a small software program that allows your computer to communicate with hardware or connected devices. This means that a driver has direct access to the internals of the OS, hardware etc.
The free file information forum can help you determine if Rtlnic51.sys belonging to the Windows system or an application you can trust.
Rtlnic51.sys file information
The process known as Realtek (version 10/100/1000 NDIS 5.1 Driver) belongs to software Realtek RTL8139/810x/8169/8110 all in one NDIS NT Driver or Realtek RTL8139/810x/8169/8110 all in one NDIS Driver by Realtek Semiconductor (www.realtek.com.tw).
Description: Rtlnic51.sys is located in the folder C:\Windows\System32\drivers.
Known file sizes on Windows 7/XP are 65,280 bytes (40% of all occurrences), 69,504 bytes, 65,152 bytes, 67,200 bytes or 67,712 bytes.
The driver can be started or stopped from Services in the Control Panel or by other programs. The program is not visible. Rtlnic51.sys is a Microsoft signed file. There is no detailed description of this service. Rtlnic51.sys is not a Windows system file. Therefore the technical security rating is 19% dangerous.
Recommended: Identify Rtlnic51.sys related errors
Important: Some malware camouflages itself as Rtlnic51.sys, particularly when located in the c:\windows or c:\windows\system32 folder. Therefore, you should check the Rtlnic51.sys process on your PC to see if it is a threat. We recommend Security Task Manager for verifying your computer's security. This was one of the Top Download Picks of The Washington Post and PC World.
Security Task Manager shows all running Windows tasks including embedded hidden functions (e.g. keyboard or browser monitoring, autostart entry). A unique security risk rating indicates the likelihood of the process being potential spyware, malware, keylogger or a Trojan.
Spyware Doctor detects and removes sleeping spyware, adware, trojans, keyloggers, malware and tracking threats from your hard disk. Ideal supplement to Security Task Manager.
SpeedUpMyPC scans, cleans, repairs and optimizes your computer.
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