The main window of SecureCRT will display the application menu and toolbar, and the current connection tab. 

The Transfer menu will let users choose from various actions to perform like: Send/Recieve ASCII, Send/Receive Xmodem, etc. 

The Script Menu window SecureCRT where you can run a script, start/stop recording a script or view the recent scripts. 

The Tools menu window of SecureCRT where you have access to several additional features of the application, including Keymap Editor, Public Key Creator, Public-Key Assistant, etc. 

The General Options tab window of SecureCRT will allow users to customize the application's behavior according to your needs and preferences. 

In the Terminal Options tab you can modify some options related to the terminal and the mouse behavior. 

The Appearance tab in SecureCRT's Global options window lets you modify the application's look & feel to make it fit your taste. 

In the Tabs Options tab you can customize the tabs' appearance and some other tab-related settings. 

The SSH2 Options tab enables you to choose a public key and modify some advanced options related to the SSH2 connection.