Because it is no longer sold or maintained by ArcSoft, obtaining a "free" license key through official channels is not possible. Legitimate Ways to Access TotalMedia 3.5
13 Aug 2019 — ArcSoft TotalMedia 3.5 for Microsoft Windows 7 (32-bit, 64-bit) - IdeaPad Y550, Y650, Y560, Y550P - Lenovo Support US. Lenovo arcsoft totalmedia 35 license key free top
: A popular free personal video recorder (PVR) for Windows that acts as a full-featured media center. Because it is no longer sold or maintained