How to Remove Windows from Dual boot

How to remove windows or any partition from dual boot:

 We've talked a lot about running multiple operating systems on the same computer—whether it's  Windows or OS X or something else—but what happens when it's time to get rid of one? Here's how to delete Windows or Linux from your system after you've dual-booted them.

Many people using Windows & they are switching to Linux Distro.Sometime we use Dual boot -> Windows & Ubuntu / any Linux Distro. When we want to remove Windows from Dual Boot.Then we are looking for something like "How to remove Windows from Dual Boot".

Solution :

1.Download GParted Partition Editor
   commmand $_sudo apt-get install gparted.

After installation complete Open GParted & Delete ntfs & ntfs System reserved.

Now You have Successfully Remove Windows Partition.

But When You Restart Your PC Bootloader still showing Ubuntu & Windows Choosing option.

Solution:

Open Your Terminal & type

$_sudo apt-get update grub

Then hit Enter.

Problem Solved!