Thank you for your feedback. We are currently working on increasing the scale limits of storage accounts. See the following post for updated capacity limits (currently at 5 PB for a single storage account): https://azure.microsoft.com/en-in/blog/announcing-larger-higher-scale-storage-accounts/. For any further questions, or to discuss your specific scenario, send us an email at email@example.com.Prashant commented
can we increase size of existing storage.