SMTMP file icon

SMTMP File Extension

Trojan:Win32/FakeSysdef Folder

What is SMTMP file?

Full format name of files that use SMTMP extension is Trojan:Win32/FakeSysdef Folder. SMTMP file format is compatible with software that can be installed on Windows system platform. SMTMP file format, along with 6033 other file formats, belongs to the Misc Files category. avast! Antivirus supports SMTMP files and is the most frequently used program to handle such files, yet 1 other tools may also be used. Software named avast! Antivirus was created by AVAST Software a.s.. In order to find more detailed information on the software and SMTMP files, check the developer’s official website.

Programs which support SMTMP file extension

The following listing features SMTMP-compatible programs. SMTMP files can be encountered on all system platforms, including mobile, yet there is no guarantee each will properly support such files.

Programs that support SMTMP file

How to open file with SMTMP extension?

Problems with accessing SMTMP may be due to various reasons. Fortunately, most common problems with SMTMP files can be solved without in-depth IT knowledge, and most importantly, in a matter of minutes. The following is a list of guidelines that will help you identify and solve file-related problems.

Step 1. Download and install avast! Antivirus

Install software to open SMTMP file The main and most frequent cause precluding users form opening SMTMP files is that no program that can handle SMTMP files is installed on user’s system. The most obvious solution is to download and install avast! Antivirus or one to the listed programs: AVG Antivirus. On the top of the page a list that contains all programs grouped based on operating systems supported can be found. One of the most risk-free method of downloading software is using links provided by official distributors. Visit avast! Antivirus website and download the installer.

Step 2. Check the version of avast! Antivirus and update if needed

Update software that support file extension SMTMPIf you already have avast! Antivirus installed on your systems and SMTMP files are still not opened properly, check if you have the latest version of the software. Sometimes software developers introduce new formats in place of that already supports along with newer versions of their applications. The reason that avast! Antivirus cannot handle files with SMTMP may be that the software is outdated. The latest version of avast! Antivirus should support all file formats that where compatible with older versions of the software.

Step 3. Associate Trojan:Win32/FakeSysdef Folder files with avast! Antivirus

After installing avast! Antivirus (the most recent version) make sure that it is set as the default application to open SMTMP files. The next step should pose no problems. The procedure is straightforward and largely system-independent

Associate software with SMTMP file on Windows

The procedure to change the default program in Windows

  • Right-click the SMTMP file and choose Open with option
  • Next, select the Choose another app option and then using More apps open the list of available applications
  • To finalize the process, select Look for another app on this PC entry and using the file explorer select the avast! Antivirus installation folder. Confirm by checking Always use this app to open SMTMP files box and clicking OK button.
Associate software with SMTMP file on Mac

The procedure to change the default program in Mac OS

  • Right-click the SMTMP file and select Information
  • Find the Open with option – click the title if its hidden
  • From the list choose the appropriate program and confirm by clicking Change for all....
  • A message window should appear informing that This change will be applied to all files with SMTMP extension. By clicking Continue you confirm your selection.

Step 4. Verify that the SMTMP is not faulty

You closely followed the steps listed in points 1-3, but the problem is still present? You should check whether the file is a proper SMTMP file. Problems with opening the file may arise due to various reasons.

Check SMTMP file for viruses
1. Check the SMTMP file for viruses or malware

Should it happed that the SMTMP is infected with a virus, this may be that cause that prevents you from accessing it. Immediately scan the file using an antivirus tool or scan the whole system to ensure the whole system is safe. If the scanner detected that the SMTMP file is unsafe, proceed as instructed by the antivirus program to neutralize the threat.

2. Verify that the SMTMP file’s structure is intact

If the SMTMP file was sent to you by someone else, ask this person to resend the file to you. It is possible that the file has not been properly copied to a data storage and is incomplete and therefore cannot be opened. If the SMTMP file has been downloaded from the internet only partially, try to redownload it.

3. Ensure that you have appropriate access rights

There is a possibility that the file in question can only be accessed by users with sufficient system privileges. Log out of your current account and log in to an account with sufficient access privileges. Then open the Trojan:Win32/FakeSysdef Folder file.

4. Check whether your system can handle avast! Antivirus

If the system is under havy load, it may not be able to handle the program that you use to open files with SMTMP extension. In this case close the other applications.

5. Check if you have the latest updates to the operating system and drivers

Regularly updated system, drivers, and programs keep your computer secure. This may also prevent problems with Trojan:Win32/FakeSysdef Folder files. It is possible that one of the available system or driver updates may solve the problems with SMTMP files affecting older versions of given software.

Do you want to help?

If you have additional information about the SMTMP file, we will be grateful if you share it with our users. To do this, use the form here and send us your information on SMTMP file.

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