NO support for MacOS
For Windows :
Step 1:Please make sure your Computer Operating System installed "Visual C++ Redistributable Packages" , here is the official link:https://www.microsoft.com/en-us/download/details.aspx?id=40784
Step 2: Download the looper software:Download
Note: When you have completed the installation, please exit and reopen. Don't click launch directly.
If your Donner Looper was produced before July 2017, it can only support for windows system.
Please download the software here ：Download