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Details of the .tdt2 file extension

The table below provides useful information about the .tdt2 file extension. It answers questions such as:

  • What is the .tdt2 file?
  • What program do I need to open a .tdt2 file?
  • How can the .tdt2 file be opened, edited or printed?
  • Where can I find the specifications for .tdt2?
  • Which MIME-type is associated with the .tdt2 extension?
  • How can I convert .tdt2 files to another format?
  • What are other, similar filename extensions to .tdt2?

We hope you find this page helpful and a valuable resource!

0 extension(s) and 1 alias(es) found in database

.tdt1 file extension details

AACS Thumbnail Data File

AACS Thumbnail Data File .tdt1 file icon
TDT1 file is an AACS Thumbnail Data File. Advanced Access Content System (AACS) is a specification for managing content stored on the next generation of prerecorded and recorded optical media for consumer use with PCs and CE devices. menu.tdt1 and menu.tdt2 contain the thumbnail picture data pointed to by the menu.tidx file. menu.tdt1 is encrypted by the Unit Key for the CPS_Unit associated to the menu thumbnail in a BDAV directory. menu.tdt2 is not encrypted.
Category: Data files
Application: VLC Media Player
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
TDT1 aliases:
TDT1 related links:
TDT1 related extensions:
AACS Thumbnail Index File

Other types of files may also use the .tdt2 file extension.

.tdt2 file extension error

The .tdt2 file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

tt2, tdt, dt2

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Evergreen TPAC Template Page
THOR Datatree File
AVCHD Thumbnail Data
PLINK Transmission Disequilibrium Test Report
DTED Level 2 Data
Live Messenger Custom Emoticon Image
open .tdt2 file

Can't open a .tdt2 file?

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

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .tdt2 file association, check the FAQ.

.tdt2 file extension

Can I change the extension of 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 the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .tdt2 file extension, write to us!

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