Tao Software Development Company

Notice: Our offices will be closed from Monday, August 22nd to Saturday, August 27th 2016. Our servers, downloads and license activations will function as normal during this time.

Notice: While installing Tao ExDOS on Windows 7, 8 or 10, you might see a message stating the file came from an unknown source. This is due to security changes in the operating systems via security updates. The issue is being taken care of on our end and should be fixed soon. The files can be installed safely and are digitally signed as they always are.

Download Free Tao ExDOS Trial

Tao ExDOS products are available as a free, fully functional 14 day trial.

Please correct the error/s and try again.

Select version to download:

Tao ExDOS Ultimate
Tao ExDOS Standard
Tao ExDOS Print
Which version do I need?

Email (required) (1)

Please send news and updates to this email address

Please send me news and updates to this email address.

DOS programs in use

Human User Verification

Which letter follows the letter P in the Alphabet?

File name

Tao ExDOS Ultimate - Trial.exe

File size

8.18 MB

(1) Please fill in your email address in the appropriate field. The email address will remain confidential and will not be forwarded to any 3rd party.
An installation code and instructions will be sent to this address. The installation code is required to install the software.

Please make sure the email address Setup@TaoSDC.com or *@TaoSDC.com is allowed in your email filter.

Supported Operating Systems:

  • Microsoft Windows 10 (32-bit)
  • Microsoft Windows 10 (64-bit) (2)
  • Microsoft Windows 8 (32-bit)
  • Microsoft Windows 8 (64-bit) (2)
  • Microsoft Windows 7 (32-bit)
  • Microsoft Windows 7 (64-bit) (2)
  • Microsoft Windows Vista (32-bit)
  • Microsoft Windows XP (32-bit)
  • Microsoft Windows 2000
  • Microsoft Windows 2008 Server (32-bit)
  • Microsoft Windows 2003 Server (32-bit)

(2) 64-bit support is available on Windows 10, Windows 8 and Windows 7 via any virtual machine solution running a 32-bit operating system (eg: Virtual XP Mode provided for free by Microsoft). Read more.


a. Support for legacy applications on new operating systems requires in some cases special attention and technical expertise.
If you have any problems installing or operating our software, please contact our Support Team for help.

b. Tao ExDOS products are intended for the business DOS software market and are not optimized for games and graphical applications.

c. Download manager software such as Free Download Manager, Download Accelerator Plus or Internet Download Manager are not supported. If downloaded using such software, the installation file will be corrupted and unusable. Please use the regular download options provided by your web browser.

Tao ExDOS - Run DOS programs on Windows 10, Windows 8, Windows 7, Windows Vista, Windows XP and Windows Terminal Server. Print to any printer on any connection (LPT, USB, LAN, Cloud printers), including All-in-One printers, Microsoft Word DOC files, PDF files, Fax, HTML and TXT.