Sometime you might be used multiple OS on your machine and sometime instead of uninstalling them some of you just Format the drive of additional OS and it no doubt remove all the OS component from the system but a thing left behind is the Boot loader that you face at the start-up of the computer. When you start-up the PC you may face those for irritating options. I too had faced it and got almost 6 option there including Windows 7, Windows 8 Dev preview, Ubuntu, Linux mint, Linux mint and Linux Mint. It was really so irritating at that time, but i did some digging in my Windows 7 and found the solution and in this post i am going to tell you the same.

I am going to tell you two different method.

First method is you can delete the entry from the Boot manager and

Second one is to Hide and start the windows or any OS directly without showing the options to select the boot.

How to delete the unnecessary Boot choice

So you are facing this problem and its easy few step process.

Firstly

open the start menu and type CMD there and Run it as administrator

Your Command prompt will be open as Administrator

Now Type the following command there

Bcdedit (Boot Configuration Detail Edit and Hit Enter)

You will notice the following screen

Now you can see you will see all the details of the OS and details of the Boot.

First paragraph is for all over boot configuration and rest each paragraph is for the one boot menu.

Here i had already removed all extra option so you can see only two options there.

Now search for the OS for which you want to remove the entry and look for the identifier and a long alpha numeric value like this {h76df767f67d65-df5fffff-gfgfd434fhgh-6776ghgdsdghg}

Now

Right click on the screen and select the Mark and select the identifier and Hit the Enter to copy the item or entry of the identifier like same as copying the text and Hit enter to Copy the entry