Boot-Repair is the best and easiest application to repair the boot screen GRUB.
Sometimes we face the problem of the disappearance of Ubuntu or Windows in the menu of the boot loader screen , or even an error in the screen boot screen.
Boot-Repair program take care of all the problems of the reform program that he Grub plain and simple.
– To install this application on Ubuntu , open a terminal run the following command:
sudo add-apt-repository ppa: yannubuntu / boot-repair && sudo apt-get update && sudo apt-get install-y boot-repair
– To run the application, run the following command :
The application window will appear , press Recommended repair, which will automatically fixes the problems detected.