Once you installed the Animcraft after installing 3ds Max, the related tools will be automatically installed.
    If you cannot find the tools in 3ds Max, you can try to manually copy them by following steps:

    1. Copy AccStartMenu.mse

    from
    /Basefount/Animcraft/autodesk/max
    to
    <3ds Max Path>/Autodesk/3ds Max 20##/scripts/Startup
    image.png
    Copying example

    1. Copy all contents

    from
    /Basefount/Animcraft/autodesk/max
    to
    _<3ds Max Path>/Autodesk/3ds Max 20##/scripts/_Animcraft
    image.png
    Copying Example

    1. Make sure enable the following option in 3ds Max.

    Customize > Preferences > MaxScript Tab > Startup Section > Load Startup Scripts
    image.png