File Extension Library


.TDX File Extension

  • Developer by: D-TEG
  • Category: Video Files

What is an .TDX file?

.TDX file extension is created by D-TEG. .TDX has been classified as Video Files.

.TDX is D-TEG CCTV Video Information File

Video information file created by D-TEG CCTV (closed-circuit television) DVRs (digital video recorders); saved with other information files as well as the video recording file itself; must be present with the original video file for video playback.

The video captured with TDX files can only be played back using the player bundled with the D-TEG DVR.

How to Open .TDX file on different platforms

Open .TDX File on Windows

  • Right-click a .TDX
  • Left-click "Open With" > "Choose another app"
  • Select the program that opens .TDX file and Select check box "Always use this app to open .TDX files" Press "Ok"

Open .TDX File on Mac

  • Right-click (or Ctrl + Left-click) the .TDX file
  • Click "Open With" > "Other.."
  • Then choose another program from the app list and press "Open"
  • Select check box "Turn on" for "Always open in app"

Open .TDX File on Linux

Right click on the .TDX file, choose "Open with" and select a program from the list above

Open .TDX File on iPhone

Select a file. If you don't see an application to open the .TDX file, tap "Share" and choose the right app.
Method 2
Save the file. Then open the app «Files». Touch and hold the file, then release your finger. You will see a black menu bar. After that tap "Share" and select an application.

Open .TDX File on Android

Tap the Settings icon on an Android smartphone, then select «Applications». Click the Settings icon in the upper right corner of the screen, to change the default apps.
If you want to open, edit, save or even convert .TDX files on Android, then your best bet is to download one of the dedicated apps available on Google Play.

How to fix problems with .TDX files

  1. You need to update the application that you normally use to open .TDX files. Only the latest version of the software supports the current .TDX file format
  2. You need to check the .TDX file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)