After reading the instructions guide I need some support .
A-in step 3 ,ALLOCTE DRIVE SPACE .enclosed link https://www.ubuntu.com/download/desktop/install-ubuntu-desktop I can not see the screen which indicate how to choose installation alongside window 7 .do I choose the option: -something eles ,or
-erase disk and install ububtu ?Is this option will not erase my windows system operation ?
B- In the installation procedure .Could I to choose the zise of the partation ?or I have to make it before the ubuntu installation .
C- After the installation could I choose select to operate in ubuntu or windows with seperate icons or I have to select it in another way?
Thanks for reply.