Csmamso20146vprmult64part11rar -

: The 11th segment of a compressed multi-part file.

The file is likely part of a split archive for CorelDRAW Suite X7 (2014) , specifically a 64-bit multi-language version. CSMAMSO20146VPRMULT64part11rar

To open this, you generally need all preceding and subsequent parts (Part 1, Part 2, etc.) in the same folder. Once all parts are present, you can extract the contents using a tool like or 7-Zip by right-clicking on the first part. : The 11th segment of a compressed multi-part file