Why this is preferred: only the native app can correctly translate all scene features; online converters can’t fully replicate 3ds Max’s proprietary data.
If you cannot access a newer version of 3ds Max to perform a "Save As," these online platforms offer specialized conversion services: Convert 3ds Max File To Older Version Online
Autodesk updates the internal data structure of .max files with almost every annual release. Because newer versions contain data types, modifiers, and shader parameters that didn't exist in previous years, an older version of the software simply doesn't know how to "read" the newer file. How to Convert 3ds Max Files to Older Versions Online Why this is preferred: only the native app
If you do not have 3ds Max installed, these third-party online tools can help by converting your .max file into a format that older versions can open (like FBX or OBJ). How to Convert 3ds Max Files to Older
: Often used for quick conversions of newer Max files into FBX format, making them readable by older software. Recommended Workflow: The "Bridge" Method