To start creating your new host pool:
Sign in to the Azure portal at https://portal.azure.com.
Enter Windows Virtual Desktop into the search bar, then find and select Windows Virtual Desktop under Services.
In the
Windows Virtual Desktop overview page, select Create a host pool.
In the Basics tab, select the correct subscription under Project details.
Either select Create new to make a new resource group or select an existing resource group from the drop-down menu.
Enter a unique name for your host pool.
In the Location field, select the region where you want to create the host pool from the drop-down menu.
The Azure geography associated with the regions you selected is where the metadata for this host pool and its related objects will be stored. Make sure you choose the regions inside the geography you want the service metadata to be stored in.