If a theme is not available through the installer, you will have to add it manually yourself. First, you will need to use the installer.app and install OpenSSH on your iPhone.You will then need to install WinSCP on your computer. To connect to WinSCP you will need to go into your settings on your iPhone into Wi-fi, click on the little arrow next to the Wi-Fi you are connected to and get the ip address. Now open WinSCP on your computer?.the Host Name is your ip address the user name is root and the password is alpine.Once WinSCP opens, the themes go into the var/root/library/SummerBoard/Themes folder on 1.1.2 and lower and in the var/mobile/library/SummerBoard/Themes folder on 1.1.3 and above. nce you are in that folder you will see all the themes that are on your iPhone. This is where you will want to add your new themes.