Take virtual machine snapshot in VirtualBox for Windows
Use snapshots in VirtualBox
Here's how you can take a snapshot of a virtual machine in VirtualBox for Windows.
1. Open your virtual machine.
2. Click on the Machine link in the menu.
3. Click on Take Snapshot.
For more, see the original article at the link below.
How to Save Time by Using Snapshots in VirtualBox | How To Geek