Updated support statement for hot add

Author: sideeksh

articles/site-recovery/azure-to-azure-support-matrix.md

@@ -212,7 +212,7 @@ Encryption at rest (SSE) | Supported | SSE is the default setting on storage acc
 Encryption at rest (CMK) | Supported | Both Software and HSM keys are supported for managed disks
 Azure Disk Encryption (ADE) for Windows OS | Supported for VMs with managed disks. | VMs using unmanaged disks are not supported. <br/><br/> HSM-protected keys are not supported. <br/><br/> Encryption of individual volumes on a single disk is not supported. |
 Azure Disk Encryption (ADE) for Linux OS | Supported for VMs with managed disks. | VMs using unmanaged disks are not supported. <br/><br/> HSM-protected keys are not supported. <br/><br/> Encryption of individual volumes on a single disk is not supported. |
-Hot add    | Supported | Enabling replication for a data disk that you add to a replicated Azure VM is supported for VMs that use managed disks.
+Hot add    | Supported | Enabling replication for a data disk that you add to a replicated Azure VM is supported for VMs that use managed disks. <br/><br/> Only one disk can be hot added to an Azure VM at a time. Parallel addition of multiple disks is not supported. |
 Hot remove disk    | Not supported | If you  remove data disk on the VM, you need to disable replication and enable replication again for the VM.
 Exclude disk | Support. You must use [PowerShell](azure-to-azure-exclude-disks.md) to configure. |    Temporary disks are excluded by default.
 Storage Spaces Direct  | Supported for crash consistent recovery points. Application consistent recovery points are not supported. |