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Basic information about TRG file

When there is a problem with opening files with the file extension TRG（*.TRG or *.trg）, you do not need a computer expert. In most cases, using the helpful suggestions of experts contained in our website as well as appropriate programs, you can solve the problem with the TRG file yourself.

There are 1 file types using the TRG file extension in our database. In the further part of this page, you will find detail information about all the TRG file with their brief description and a list of programs that support TRG file sorted by operating systems. The table below provides useful information about the TRG file extension. It answers questions such as:
  • What is the TRG file?
  • How to open a TRG file?
  • What programs do I need to open a TRG file?
  • What programs help to create and edit a TRG file?
  • How to convert TRG files to another file format?
  • How to convert another files to TRG file format?


1.Detail information about TRG file extension: Symantec LiveUpdate

File type Symantec LiveUpdate Category Misc Files
Developer Symantec Corporation File format N/A
Description TRG file is a Symantec LiveUpdate developed by Symantec Corporation. Full format name of files that use TRG extension is Symantec LiveUpdate. Symantec LiveUpdate format was developed by Symantec Corporation. Files with TRG extension may be used by programs distributed for Windows platform. The software recommended for managing TRG files is Norton SystemWorks. Norton SystemWorks software was developed by Symantec Corporation, and on its official website you may find more information about TRG files or the Norton SystemWorks software program.
Software programs that will open, edit or convert TRG files

Windows		 Norton SystemWorks



Can't open a TRG file?

When you click a file to open it, operating system examines the filename extension. If operating system recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When operating system does not recognize a filename extension, you receive the following message:

”Can't open this file: example.TRG”。

To open this file, you install one of the applications from the list of software programs that you found here, you should be able to open, edit or convert the file with the TRG extension without any issue.


Where I can download the application that support TRG file?

If you do not know where you can download the application from our list, click on the link (which is the name of the program), you will find more information there on the location where to download the required application. Most often they are the websites of software manufacturers.


How to change file associations?

  • Right-click a file with the extension whose association you want to change, and then click "Open With".
  • In the "Open With" dialog box, click the program whith which you want the file to open, or click "Browse" to locate the program that you want.
  • Select the ”Always use the selected program to open this kind of file” check box.


Can I change the extension of TRG files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read/open the file. The problem is, changing the file extension does not change the file format. Select a software program from our list and install it on your computer. If the file has not opened correctly, you have to look for a different software program from our list. Sometimes you have to repeat the operation several times.


What else may cause problems width open a TRG file?

The reasons for the lack of the ability to open a TRG file on your computer may be at least several. The easiest thing is to find a suitable application installed on your computer, which will open a TRG file. If there is still something wrong, you might want to check:

  • Whether the TRG file is damaged.
  • Whether the TRG file is incorrectly linked in the registry entries.
  • Whether the TRG file extension has been accidentally removed from the Windows registry.
  • Whether the installation of an application that supports the TRG file format is incompletely.
  • Whether the TRG file is infected.
  • Whether the drivers of the equipment used for opening a TRG file are up to date.
  • Whether your computer has enough hardware resources to open a TRG file.

If the TRG file still not working with your software after eliminating the above shortcomings? That means that the problem is more complex and requires the help of a specialist.