Launch Horizon as an (Right-click icon > Run as administrator).
Legacy installers for Horizon are notorious for including bundled adware (like third-party browsers or toolbars). When running the installer, . Read each screen carefully, select "Custom Installation" if available, and uncheck or "Decline" any optional software offers. How to Use Horizon via USB (Step-by-Step) horizon xbox 360 64 bit portable download
Build custom user interface themes for your Xbox 360 dashboard. Launch Horizon as an (Right-click icon > Run