1. Download the Reboo intstaller for MAC here http://reboo.io/download/ (requires macOS 10.10 (Yosemite) or later)

2. Open your Download folder. Downloads folder is the default location for files you download from the Internet. Now, double-click on the file to unpack it.

3. Locate the Reboo icon and click by a right button on the mouse > select "Open"

4. Click on "Open" button and start using Reboo