All you need to do is look to the top right-hand side of the page or scroll down to the bottom of the thread you are viewing and press the "Attachments" button (which also lists the number of files as well).
Here you will be taken to our files page where you can browse through the attached files.
As this is still in the testing phase please do not hesitate to report any issues.
Top right-hand corner of topic button
Bottom right-hand corner of topic button
Indicator files are grouped under "Downloadable Files"