A cloud-based identity and access management service for securing user authentication and resource access
Thank you for reaching out to us.
As per your query you want to download all the admin consent requests from Azure portal.
Currently we do not have this option to achieve this using GUI, PowerShell or via graph. However, it might be planned in the future as this is still in preview.
You can also submit the feedback in our Azure feedback portal, which is monitored directly by our Azure program managers.
You can use below link to submit feedback or to request for any new feature in Azure.
https://feedback.azure.com/d365community/forum/22920db1-ad25-ec11-b6e6-000d3a4f0789
Please "Accept the answer" if the information helped you. This will help us and others in the community as well.