Hello @Asif Ayub - Thank you for reaching out to us!
Azure backup as a service, currently doesn't support/offer backup solution for emails, OneDrive Data or Office 365.
Find below, list of services that you can backup by using the Azure Backup service.
- On-premises - Back up files, folders, system state using the Microsoft Azure Recovery Services (MARS) agent. Or use the DPM or Azure Backup Server (MABS) agent to protect on-premises VMs (Hyper-V and VMWare) and other on-premises workloads
- Azure VMs - Back up entire Windows/Linux VMs (using backup extensions) or back up files, folders, and system state using the MARS agent.
- Azure Files shares - Back up Azure File shares to a storage account
- SQL Server in Azure VMs - Back up SQL Server databases running on Azure VMs
- SAP HANA databases in Azure VMs - Backup SAP HANA databases running on Azure VMs
Read more: https://learn.microsoft.com/en-us/azure/backup/backup-overview
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