How to do to install Linux at Virtualbox
8 - Follow this guide:
Open Virtualbox and click at New button.
Setup Wizard will appear and click at Next button.
Enter your Virtual Machine name, and choose your guets OS and architecture (32- vs. 64-bit) from the dropdown menu and click Next button.
Enter memory (RAM) to reserve for your virtual machine and click Next button.
Tick at Startup Disk and Create New Hard disk and click at Next button.
Choose the type of file that you want to use for virtual disk and click Next button.
Choose your storage detail and click Next button.
Enter the size of your virtual disk (in MB) and click Next button.
You will see the detail of your input here. Click Create button to continue.
The "New Virtual Machine Wizard" will close and back to VirtualBox Manager. Select your Virtual Machine and click Start button.
"First Run Wizard" will appear and click Next button.
Click at 'folder' icon and choose your Ubuntu iso directory.
Select your Ubuntu iso file and click Next button.
In 'Summery' box, click Start button.
This screen will appear when it start boot.
After a successful installation we have to remove our installation .iso image from the virtual optical drive before we reboot. This can be done from the "Devices" menu or by removing the .iso from the VM settings: