What is tvicport?

The genuine tvicport.sys file is a software component of TVicPort Generic Device Driver for Windows by EnTech Taiwan.
A generic device driver toolkit for direct port I/O from Win32 applications. It provides developers standard approaches for real-time direct access to port and memory mapped I/O. No development of custom virtual device drivers are required.

TVicPort stands for TVicPort Driver for Windows NT/2000/XP

Tvicport.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 operating system, hardware etc. The free file information forum can help you determine if tvicport.sys is a Windows system file or if it belongs to an application that you can trust.

Run a free scan to check for tvicport drivers in need of updating

Tvicport.sys file information

The process known as TVicPort Driver for Windows NT/2000/XP belongs to software TVicPort Generic Device Driver for Windows (version 95/98/ME/NT/2000/2003/XP/XP64) or TVicPort by EnTech Taiwan (

Description: Tvicport.sys is not essential for the Windows OS and causes relatively few problems. The tvicport.sys file is located in the C:\Windows\System32\drivers folder. Known file sizes on Windows 10/8/7/XP are 14,544 bytes (89% of all occurrences) or 4,080 bytes. 
The driver can be started or stopped from Services in the Control Panel or by other programs. The program has no visible window. The file is not a Windows core file. There is no detailed description of this service. tvicport.sys appears to be a compressed file. Therefore the technical security rating is 38% dangerous.

Recommended: Identify tvicport.sys related errors

Important: Some malware disguises itself as tvicport.sys, particularly when not located in the C:\Windows\System32\drivers folder. Therefore, you should check the tvicport.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.


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Best practices for resolving tvicport issues

A clean and tidy computer is the key requirement for avoiding problems with tvicport. This means running a scan for malware, cleaning your hard drive using 1cleanmgr and 2sfc /scannow, 3uninstalling programs that you no longer need, checking for Autostart programs (using 4msconfig) and enabling Windows' 5Automatic Update. Always remember to perform periodic backups, or at least to set restore points.

Should you experience an actual problem, try to recall the last thing you did, or the last thing you installed before the problem appeared for the first time. Use the 6resmon command to identify the processes that are causing your problem. Even for serious problems, rather than reinstalling Windows, you are better off repairing of your installation or, for Windows 8 and later versions, executing the 7DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.

To help you analyze the tvicport.sys process on your computer, the following programs have proven to be helpful: ASecurity Task Manager displays all running Windows tasks, including embedded hidden processes, such as keyboard and browser monitoring or Autostart entries. A unique security risk rating indicates the likelihood of the process being potential spyware, malware or a Trojan. BMalwarebytes Anti-Malware detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.

Other processes

tvicport.sys [all]