Search the web for "putty download", save "putty.exe" to your desktop, done.
Getting started with PuTTY
When you start PuTTY, you will see a dialog box. In the "Host Name" box, enter the Internet host name of the server you want to connect to (e.g. planet.cs.biu.ac.il). Click the "Open" button at the bottom of the dialog box, and PuTTY will try to connect to the server.
If you are using SSH to connect to a server for the first time, you will see a message looking like this
The server's host key is not cached in the registry ... If you trust this host, hit Yes ...
You will be asked to "login as:", enter your user_name and password. The server will print a login message and then present a prompt at which you can type commands.
To logout type "exit", the PuTTY window should close itself automatically.
Copying and pasting text
In order to copy text to the clipboard, just click the left mouse button in
the terminal window and drag to select text.
When you click the right mouse button, PuTTY will read whatever is in the
Windows clipboard and paste it into your session.
If you click the left mouse button on the icon in the top left corner of PuTTY's terminal window
.you will see the system menu. To configure PuTTY, select "Change Settings…" from this menu
Choosing the font used in the terminal window
"Window"->"Appearance" Click "Change"
Changing the text or backgroud color
Saving your configuration
Enter a name for the saved session in the "Saved Sessions" input box.
(The server name is often a good choice for a saved session name)
Then press the Save button.
Your saved session name should now appear in the list box.
To start a saved session, start PuTTY and double-click the session name in the list box.
Creating a shortcut to PuTTY that will start a saved session
Right click on the PuTTY icon, select "Send to"->"Desktop (create shortcut).
Right click on the created shortcut and select properties.
In the Target field, at the end append "-load session-name".
Rename this shortcut to "session-name".
Now, anytime you click on the "session-name" shortcut, it will automatically launch the saved "session-name".