How to get the ReportDesigner installer from server/azure hosted location
You can download the ReportDesigner from your hosted Server/Azure location. Please find the accessible ReportDesigner link from the Server/Azure hosted location.
Hosted link: http://{{Server hosted link}}/ReportDesigner/Syncfusionreportdesigner.exe
Example: https://reportserver.syncfusion.com/ReportDesigner/Syncfusionreportdesigner.exe