GMP Simatic Wincc v62 en | PDF | Verification And Validation

: If you require the full installation but do not have the original DVD, contact your local Siemens Partner or Sales Representative to request replacement media or legacy licensing support. Verification of Authenticity

The most reliable way to obtain WinCC V6.2 is through the (formerly Industry Mall and Industry Online Support).

Avoid unofficial forums or torrent sites claiming to have "verified" versions. These files often: malware or industrial espionage tools