Step-by-Step Guide to Expanding a VMware Virtual Machine Disk
This tutorial walks you through the complete process of safely expanding a VMware virtual machine's disk, from powering off the VM and logging into vSphere Client to adding a new hard disk, configuring its size, and confirming the successful expansion with screenshots.
Before expanding the virtual machine, ensure it is powered off.
1. Open VMware vSphere Client and log in.
2. Select the virtual machine to expand, e.g., master01 .
3. Open the “Resource Allocation” tab and click Edit .
4. After clicking “Edit”, the editing interface appears.
5. In the hardware list, select Hard Disk 1 and click Add .
6. After clicking “Add”, a new dialog appears.
7. Choose Hard Disk and click Next .
8. Select “Create a new virtual disk” and click Next .
9. Set the disk size (example 50 GB) and click Next .
10. Keep the advanced options at default and click Next .
11. Click Finish to complete the wizard.
12. The “Adding” progress screen appears; click Confirm .
13. A confirmation dialog pops up.
14. Click Edit again; the hardware list now shows Hard Disk 2 , indicating the new disk was added.
15. Open the VM’s “Summary” tab to verify that the storage capacity has increased.
The disk expansion was successful.
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