1. For those with a tablet, please go to the App Store (IOS) or the Play Store (Android) to download the app. It can be used immediately after download is completed.
2. For those with a Windows laptop or desktop computer, use the following link to download the .exe file, then click on the file to start installation:
3. If a firewall blocks the download, use the following link to download a zip file folder:
After the download is complete, unzip the file folder and open the start.exe file. The app will then be ready to use. If necessary, go to the firewall setting in Windows and enable RainbowOne.