SIMATIC STEP 7 Basic V15.1; Upgrade V11..V14-> V15.1 Floating License download; Engineering Software in TIA Portal; software, documentation and license key for download; Class A; 6 languages: de, en, fr, es, it, zh; executable in Windows 7 (64 bit), Windows 10 (64 bit), Windows Server 2012/16 (64); for configuration of SIMATIC S7-1200, SIMATIC Basic Panels ******************************* E-mail address required for delivery