It is showing just two options, one is Ubuntu and second is Advance Options.
First, it was not even showing me the grub menu, I was booting directly into the Ubuntu. After reading some answers, I installed
update-grub. And reinstalled it. Now grub menu is showing successfully but still, I can't see windows 7 option in grub menu.
I want to use both Windows and Linux, how can I use my system in dual mode or how can I bring windows 7 option in grub boot menu?
I have installed
boot-repair and did everything as it directs me. Nothing happened.
I have read many of the answers everyone suggesting either
boot-repair. I've did both