1. An Azure account is required to enter the Microsoft Business Store (https://businessstore.microsoft.com)
2. Visit the direct link to Bundle edition on the business store: https://businessstore.microsoft.com/store/details/flatfrog-whiteboard-bundle-edition/9p713cc857ng
If the offline license is available, you can “Purchase" or "Buy" (even if it's free) the app.
3. Then, go to your purchased apps –> “Manage”
4. Select the app
5. Choose your platform and download the “appx” files by clicking the "Download"-button
6. Also download the appx packages that are required
7. With a Powershell command, you can install the appx files on the PC (https://technet.microsoft.com/en-us/library/hh856048.aspx)
Please contact your Microsoft Technical Account Manager (TAM) or Microsoft Services Technician for further support of Microsoft Store applications and offline installations.