Etatvasoft_Product_File_Attachment

Easily attach additional downloadable files of any extension to your Magento products. This module helps to customers for download files, manuals, media files, audio files and other.
Using this extension admin can attach various types of files to store, so customers can download that files. This extension adds separate tab into the product add/edit page so admin can attach any product specific files.
Admin can set the title & order of display for the each attachment like File sort-order(default), download count, file size
Admin can make the settings for allowing guest download or not
In product detail page it shows file attachment icon, title and size of the file attachment to your Customers.
By default we have allow 3gp, avi, bmp, doc, docx, flv, gif, jpeg, jpg, mp3, mp4, odf, odt, pdf, png, ppt, pptx, psd, rar, sql, swf, tiff, txt, xls, xlsx, zip extension files.
Customer can add new file type icon by uploading the file attachment icons at media >> file_type_icons and define file type in backend system >> configuration >> Product File Upload/Download Settings >> Settings >> Allowed File Types
Key Features:-

Ability to enable/disable download from admin configuration
Ability to define allowed file types for attachment in admin configuration.
Ability to add new file type icon by uploading the file attachment icons at media >> file_type_icons and define file type in backend system >> configuration >> Product File Upload/Download Settings >> Settings >> Allowed File Types
Ability to define the maximum file size for attachment
Ability to define the sort by option in admin configuration for front display like File sort-order(default), download count, file size
Ability to enable/disable display file type Image
Ability to enable/disable guest download from admin configuration
Ability to define thumb size for the attachment (3gp, avi, bmp, doc, docx, flv, gif, jpeg, jpg, mp3, mp4, odf, odt, pdf, png, ppt, pptx, psd, rar, sql, swf, tiff, txt, xls, xlsx, zip)
Add default file attachment icons for dispaly
Easy admin interface for upload attachment in product add/edit page
Ability to define file title for display in frontend
Ability to add new file type icon by uploading the file attachment icons at media >> file_type_icons and define file type in backend system >> configuration >> Product File Upload/Download Settings >> Settings >> Allowed File Types

Steps to configure the module:-

Go to admin pannel.
Go To system >> Configuration >> Tatvasoft >> Product File Upload/Download Settings >> Settings
Allow Product File Uploads = Yes for enable the module and download
Change all other settings according to your needs
echo $this->getLayout()->createBlock('files/product_view')->setTemplate('files/files.phtml')->toHtml();Place it in product details page(view.phtml) of your theme

Key Solution if you feel any of the above functionality is not working :-

Copy Product Files Attachment template and layout folder & files from default/default theme to your custom theme click on system >> permissions >> rolls >> administrators >> Access to all sources >> Save >>Logout >> Login