What is SIService.exe?

The .exe extension on a filename indicates an executable file. Executable files may, in some cases, harm your computer. Therefore, please read below to decide for yourself whether the SIService.exe on your computer is a Trojan that you should remove, or whether it is a file belonging to the Windows operating system or to a trusted application.

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SIService.exe file information

The process known as Servico Auxiliar do Smart Installer belongs to software SI Service by SMART INSTALLER.

Description: SIService.exe is not essential for the Windows OS and causes relatively few problems. The file SIService.exe is located in a subfolder of "C:\Program Files". Known file sizes on Windows 10/8/7/XP are 1,006,608 bytes (66% of all occurrences) or 327,184 bytes. 
SIService.exe is a file with no information about its developer. The program is not visible. It is not a Windows core file. SIService.exe is certified by a trustworthy company. SIService.exe is able to monitor applications. Therefore the technical security rating is 54% dangerous; however you should also read the user reviews.

Uninstalling this variant: It is possible to uninstall the software SI Service using the Uninstall a Program function of Windows Control Panel (Windows: Start, Settings, Control Panel, Uninstall a Program).

Recommended: Identify SIService.exe related errors

External information from Paul Collins:

Important: Some malware camouflages itself as SIService.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder. Therefore, you should check the SIService.exe 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

dll's from IHATESPAM software that can block spam from your email client.
Comes with spam-inspector, keep it if you dont want spam.
  Johan   (further information)
blocks spam on outlook express 6, outlook, hotmail
  robert   (further information)

Summary: Average user rating of SIService.exe: based on 3 votes with 3 user comments. 2 users think SIService.exe is essential for Windows or an installed application. One user thinks it's neither essential nor dangerous.

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Best practices for resolving SIService issues

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

SIService.exe [all]