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Basic information about TRD file

When there is a problem with opening files with the file extension TRD（*.TRD or *.trd）, 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 TRD file yourself.

There are 4 file types using the TRD file extension in our database. In the further part of this page, you will find detail information about all the TRD file with their brief description and a list of programs that support TRD file sorted by operating systems. The table below provides useful information about the TRD file extension. It answers questions such as:
  • What is the TRD file?
  • How to open a TRD file?
  • What programs do I need to open a TRD file?
  • What programs help to create and edit a TRD file?
  • How to convert TRD files to another file format?
  • How to convert another files to TRD file format?


1.Detail information about TRD file extension: Lingea Lexicon Dictionary File

File type Lingea Lexicon Dictionary File Category Data Files
Developer N/A File format N/A
Description TRD file is a Lingea Lexicon Dictionary File. The trd file extension is associated with emulators of ZX Spectrum family of 8-bit computers developed by Sinclair Research and popular in the 1980s.

The trd file stores floppy disk image formatted by ZX Spectrum TR-DOS operating system.

This trd file type entry was marked as obsolete and no longer supported file format.

This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.
Software programs that will open, edit or convert TRD files

Windows		 Lexicon


2.Detail information about TRD file extension: TrID Definitions Package

File type TrID Definitions Package Category Data Files
Developer TrID File format N/A
Description TRD file is a TrID Definitions Package developed by TrID.
Software programs that will open, edit or convert TRD files

Windows		 TrID

Linux		 TrID


3.Detail information about TRD file extension: ZX Spectrum Floppy Disk Image

File type ZX Spectrum Floppy Disk Image Category Game Files
Developer N/A File format N/A
Description TRD file is a ZX Spectrum Floppy Disk Image.
Software programs that will open, edit or convert TRD files


4.Detail information about TRD file extension: TR Assistant Dictionary

File type TR Assistant Dictionary Category Data Files
Developer N/A File format N/A
Description TRD file is a TR Assistant Dictionary.
Software programs that will open, edit or convert TRD files

Windows		 TR Assistant



Can't open a TRD 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.TRD”。

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 TRD extension without any issue.


Where I can download the application that support TRD 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 TRD 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 TRD file?

The reasons for the lack of the ability to open a TRD 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 TRD file. If there is still something wrong, you might want to check:

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

If the TRD 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.