Click on 'Display' and select 'None' as Maximum Guest Screen Size. Before installing any sofware on Windows, stop the virtual machine by going to the windows logo and click 'Shut Down'.If Windows installs updates upon setup, click 'Restart Now' and the virtual machine will restart.Once you are taken to the Windows Desktop, you can remove the installation disk.If for some reason it comes up as invalid, then press skip and contact us to verify you have the correct key.

Enter the Windows 10 key that was sent to you.

After restarting the last time, you will be prompted for a user name and password.

The Virtual Machine will restart twice and continue the setup process.

The next process will take some time, just let it finish.

Select Custom for the installation type.

Then select the file with the extension '.iso' and click open. Click on the folder icon and go to your downloads folder and open the folder that starts with the text 'Windows 10'.

Double click on the win_10 image and it will ask you to insert the Windows 7 disk to being setup.

Some things may be different based on the age of your laptop.

Once done, Virtual Box should have a similar setup.

The defaults for the next window should be 'win_7' and '25.00 GB'.Select 'Dynamically Allocated' and Click 'Continue'.The next screen should have 'Create a virtual hard drive now' checked.On the next screen, set the memory size to 1024 and then click Continue.Click on 'New' in the top left and use the following settings.Once installed, open Virtual Box from the Applications folder.Open the dmg file and follow the install instructions.When the download is finished, you can continue to the next step.

Windows 7 iso for virtualbox mac