What is farmntio?

Farmntio.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 farmntio.sys is a Windows system file or if it belongs to an application that you can trust.

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

Farmntio.sys file information

The process known as or FARMNTIO belongs to software FarMntIo by FarStone Technology ( or Farstone Technology (

Description: Farmntio.sys is not essential for the Windows OS and causes relatively few problems. Farmntio.sys is located in the C:\Windows\System32\drivers folder. Known file sizes on Windows 10/8/7/XP are 13,184 bytes (50% of all occurrences), 25,144 bytes or 12,672 bytes. 
The driver can be started or stopped from Services in the Control Panel or by other programs. There is no description of the program. The program is not visible. The service has no detailed description. Farmntio.sys is not a Windows system file. farmntio.sys appears to be a compressed file. Therefore the technical security rating is 47% dangerous, however you should also read the user reviews.

Recommended: Identify farmntio.sys related errors

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


User Comments

it belongs to FarStone Technology Drive Clone
Installs with DriveClone 11 (free for personal use) from Farstone Tech. Other parts of the download tripped Norton 360, and were quarantined or deleted by Norton. I have used Farstone DC 10 in the past without problem. it is listed by Autoruns/sysinternals as: farmntio c:\windows\system32\drivers\farmntio.sys 4/9/2013 10:38 PM
  Greyman   (further information)

Summary: Average user rating of farmntio.sys: based on 2 votes with 2 user comments. 2 users think it's probably harmless.

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Best practices for resolving farmntio issues

A clean and tidy computer is the key requirement for avoiding problems with farmntio. 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 farmntio.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

farmntio.sys [all]