If you're looking to Download AerSuite on your Chromebook laptop Then read the following guideline.

The AerSuite application is used to remotely control the DI24 user interface, with VMF-E19/VMF-E19I thermostats, using Smart Devices with iOS operating systems. This is an application for Smartphones and Tablets with which the user can access and control the system operation remotely. For more information about the use of the application and the available functions, refer to the respective documentation on the website.