I don't understand exactly what you want :
- with deployement, you can send easily one or many files to any computer
- with Administrative Data, you can add some informations on each materials : location, purchase date, end of warranty date, ...
Your screen is Administrative Data : in OCS, you don't have a way to store files : invoice, delivery note, ...
Many company use GLPI connected to OCS for doing this : GLPI is able to get inventory from OCS and store files for each computers