Tixnen_collection.zip -
Based on common technical uses for similar "Collection" files, here is a general guide on how to handle and install this type of archive: 1. Extracting the Files
Could you clarify if this collection is for a like Blender, Maya, or a particular game? How to Download and Unzip a Zipped Book - NNELS Tixnen_Collection.zip
Regardless of the contents, you must first unzip the file to access the data. Based on common technical uses for similar "Collection"
Copy the .zip file (or the extracted folder, depending on the mod's instructions) into that specific folder. select Extract All...
: Right-click Tixnen_Collection.zip , select Extract All... , and choose a destination folder.
Check the box to the add-on once it appears in the list. If it is a Maya XGen Collection