How to Change UUID in VirtualBox HDDs

Follow these steps (note to my future self :-)):

1. Open Command Prompt and navigate to folder where you have installed Oracle Virtual Box. ...
2. Type in this command (put path to VM which you would like to change UUID between “” ) : VBoxManage internalcommands sethduuid "C:\_VMs\SC9u1\sc9u1.vdi"

1. How do I change my virtual machine UUID?
2. How do I fix VirtualBox UUID already exists?
3. How do I change VirtualBox virtual machine name?
4. How do I switch between dynamic and fixed disks in VirtualBox?
5. How do I find my VM UUID?
6. Does vmotion change UUID?
7. Could not get the storage format of the medium virtual box?
8. How do I change the hostname on my virtual machine?
9. How do I find my virtual machine name?
10. How do I change the hostname in Linux?
11. What is the difference between a fixed size virtual disk and a dynamic virtual disk?
12. How do I shrink a disk in VirtualBox?

How do I change my virtual machine UUID?

Manually changing the UUID of a virtual machine

1. Power off the virtual machine whose UUID you are going to change.
2. Edit the virtual machine's configuration file (. vmx ). ...
3. Search the file for the line: ...
4. Enter the new UUID in this format. ...
5. Save and close the configuration file.
6. Power on the virtual machine.

How do I fix VirtualBox UUID already exists?

Open up the Command Prompt. In both Windows 8 and Windows 7, it can be found by typing “cmd” into the Start Menu search box. If everything worked, you should see a message saying “UUID change to: …” and then the VirtualBox should work. All fixed!

How do I change VirtualBox virtual machine name?

Select the virtual machine, click on Settings select General from the left -> “Basic” tab -> Enter the new name in the “Name” box and click “OK”.

How do I switch between dynamic and fixed disks in VirtualBox?

How to Convert Between Fixed and Dynamic Disks in VirtualBox

1. Step One: Locate the VBoxManage Command and Open a Command Prompt. ...
2. Step Two: Locate the Path to the Disk You Want To Convert. ...
3. Step Three: Convert the Virtual Disk. ...
4. Step Four: Remove the Old Virtual Disk. ...
5. Step Five: Rename the New Disk. ...
6. Step Six: Insert the Disk In VirtualBox.

How do I find my VM UUID?

There is some simple ways to find VMware virtual machine's UUID:

1. PowerCLI: Run the below simple command to find VM's UUID: Get-VM <vm_name> | %(Get-View $_.Id).config.uuid This will work even machine is powered on.
2. Open or edit VM's vmx file and find “uuid.bios”:

Does vmotion change UUID?

Each virtual machine is automatically assigned a universally unique identifier (UUID), which is stored in the SMBIOS system information descriptor. ... As long as the VM is not copied or moved to another location, this UUID does not change.

Could not get the storage format of the medium virtual box?

Re: Could not get the storage format of the medium Virtual Box Error. Make sure that you do not have a corrupted download. The message pretty much says that your "ISO" is not actually an ISO format, it's corrupted. If there is a checksum in the page you download it from, make sure that it matches.

How do I change the hostname on my virtual machine?

Modifying the Hostname for a Virtual Machine

1. Select the User > Users navigation bar in the navigation panel and select the user.
2. Select the user's virtual machine to be changed. ...
3. Enter the new hostname in the Computer Name field.
4. Click Save. ...
5. Repeat steps 1-4 for each user virtual machine hostname that you want to change.

How do I find my virtual machine name?

Here is how you can change the name of a virtual machine in VMware Player:

1. Select Player > Manage > Virtual Machine Settings:
2. Go to the Options tab and select General. On the right side of you screen you should see the Virtual machine name field. ...
3. The new virtual machine name should appear in the library:

How do I change the hostname in Linux?

Changing the Hostname

To change the hostname invoke the hostnamectl command with the set-hostname argument followed by the new hostname. Only the root or a user with sudo privileges can change the system hostname. The hostnamectl command does not produce output.

What is the difference between a fixed size virtual disk and a dynamic virtual disk?

When you create a fixed size hard disk the space you specify is automatically allocated and reserved for that virtual machine. A dynamically expanding disk however, starts small and grows as needed until it reaches the maximum size you have allowed for it.

How do I shrink a disk in VirtualBox?

How to Shrink a VirtualBox Virtual Machine and Free Up Disk Space

1. Step One: Ensure You're Using a Dynamic Disk. This process only works for dynamic disks, which can grow and shrink in size. ...
2. Step Two: Write Zeros to the Disk in The Virtual Machine. ...
3. Step Three: Find the VBoxManage Command. ...
4. Step Four: Locate the Path to the Disk You Want To Compact. ...
5. Step Five: Compact the Disk.