Expanding an OS disk on an Azure VM without losing data

Itumeleng Molehane 0 Reputation points
2025-01-09T11:58:53.6533333+00:00

I need to expand the disk that is hosting OS on Azure VM without losing data

Azure Virtual Machines
Azure Virtual Machines
An Azure service that is used to provision Windows and Linux virtual machines.
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Azure Disk Storage
Azure Disk Storage
A high-performance, durable block storage designed to be used with Azure Virtual Machines and Azure VMware Solution.
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Windows Server
Windows Server
A family of Microsoft server operating systems that support enterprise-level management, data storage, applications, and communications.
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  1. Srinud 3,470 Reputation points Microsoft Vendor
    2025-01-09T14:03:30.23+00:00

    Hi Itumeleng Molehane,
    Thank you for reaching out to us on the Microsoft Q&A forum.
    Yes, it is possible to expand a disk on an Azure virtual machine. Please follow the steps mentioned in the Azure documentation in the given link- https://learn.microsoft.com/en-us/azure/virtual-machines/windows/expand-disks
    If you observe below issue during expansion of OS disk, deallocate particular VM and resize the OS disk.
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    If you have any additional questions, feel free to reach out. If the information provided above was helpful, kindly accept the answer as a token of appreciation.

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