Yamaha Expansion Manager V2.8.1 For Windows - 10 8.1

: Drum key support was increased to 128 notes for keyboards that handle 128-note drum kits. Mono/Portamento

Open the extracted folder, double-click the setup.exe file, and grant administrative permissions if prompted by Windows User Account Control (UAC). yamaha expansion manager v2.8.1 for windows 10 8.1