*** Important Note ***

These programs connect with a server in China. You MUST disable your anti-virus and firewall in order to download the programs and updates. Any active anti-virus will try to delete the files as it does not recognize the file as safe. They are safe but because of language issue it is often seen as a virus and it will delete your files.

YOU MUST DISABLE YOUR ANTI-VIRUS AND FIREWALL or you will not be able to download the software properly

Turn off antivirus protection in Windows Security - WIndows 10

Turn Windows Defender Firewall on or off


*** Important Note ***


Tango Downloads

Tango contextual help file maker.chm 11.10.2019

Tango contextual help file main.chm

Tango drivers AllWin Digitally Signed 22.04.2016

Tango Driver V4 OS specific requirements:

If you have an older version of Windows before Windows 10, you need to have these security updates installed  


Win 7 requires Microsoft security update KB3033929,
Win Vista requires Microsoft security update KB2763674

Tango Documents 

Barracuda Downloads

Contains Barracuda base software ver. 7.0, driver ver. 1.0 and Help files ver. 1.4

As of software version 7 all additional files are automatically downloaded and installed through Barracuda main software

Brracuda OS specific requirements:

If you have an older version of Windows before Windows 10, you need to have these security updates installed


Win 7 requires Microsoft security update KB3033929,
Win Vista requires Microsoft security update KB2763674

Barracuda Documents