# Manage GPU VMs
## Power off
1. Open the **Instance management**
2. Find the GPU VM you want to power off and click the 3-dot icon.
3. Select “**Power off**” action
## Power on
1. Open the **Instance management**
2. Find the GPU VM you want to power on and click the 3-dot icon.
3. Select the “**Power on**” action
## Reboot
Note: The reboot function performs a hard reboot, which may lead to data loss, corrupted software, or other potential issues.
1. Open the **Instance management**
2. Find the GPU VM you want to reboot and click the 3-dot icon.
3. Select “**Reboot**” action
## Rename
1. Open the **Instance management**
2. Find the GPU VM you want to rename and click the 3-dot icon.
3. Select “**Rename**” action
4. Rename your VM and click "**Rename instance**"
## Reset password
1. Open the **Instance management**
2. Find the GPU VM you want to reset the password for and click the 3-dot icon.
3. Select the “**Reset password**” action, and an email with the new password will be sent to your email address.
### Edit Billing plan
You can update the billing plan of an **existing GPU VM that uses Persistent Disk storage while it is in Running status.**
1. Go to the **Instance Management** or **Instance Details**
2. Open the Actions menu and click **Edit Billing plan**.
3. In the pop-up, select either **Reserved** or **PAYG**.
4. Confirm your selection. The system will update billing accordingly
## Lock a GPU VM
Users can lock a virtual machine to prevent it from being deleted, helping to avoid accidental deletion of an active VM instead of a test machine. This feature reduces the risk of user error and protects user data on virtual machines. To lock a VM, follow these steps:
1. Open the **Instance management**
2. Find the GPU VM you want to lock and click the 3-dot icon.
3. Select “**Lock**” action.
4. A warning dialog will appear, showing the VM name and asking the user for confirmation. Click **Lock Instance Deletion** to proceed with the lock. Once locked, the system will prevent the VM from being deleted until it is unlocked.
## Unlock a GPU VM
To delete a virtual machine, users must first unlock it. Follow these steps to unlock:
1. In the menu, select **Instance Management**, then under **Actions**, click **Unlock Deletion**.
2. A warning dialog will appear, showing the VM name and asking the user for confirmation. Click **Unlock Instance Deletion** to unlock the VM. Once unlocked, the system will allow the VM to be deleted as normal.
## Delete a GPU VM
{% hint style="warning" %}
**Note:** Deleting a virtual machine permanently deletes all data, and this action can not be undone. Make sure to back up any important data before proceeding.
{% endhint %}
1. Open the **Instance management**
2. Find the GPU VM you want to delete and click the 3-dot icon.
3. Confirm by entering “**delete**” in the text field and clicking “**Delete instance**”.
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