First step: Check the System type of your computer (32 bit or 64 bit).
Second step:
http://cygwin.com/install.html
Download the Cygwin corresponding to your system type.
Step 3: Install and set-up Cygwin with the packages that you choose.
I recommend the following packages:
gcc-core
make
openssh
ssh
vim
Step 4:
Wait until Cygwin finishes downloading and installing the packages.
Step 5:
Finish and add to environment variables of the computer's...
