Downloading Ishi Software 

To download Ishi, click on the cloud icon, and then save the ishi.zip file to your computer's disk. After saving, click the ishi.zip file and click on the top menu of the "Extract" window and then "Extract all" to unpack it. Select the destination directory in which you want to place the program. Then start the application by clicking on ishi.exe.

Ishi Software does not require installation 

Windows SmartScreen

Ishi software is a fully secure application. If a standard Smart Screen message appears on the screen, click "More information" and launch the Ishi program.