How to attach a file in the “Files” related list instead of the “Notes & Attachments” related list of a record
76227
How can I create a Chatter File via Apex?
103212
Where are file associations stored?
155950
How To Add List-style-type: "disc" to  tag
70360
Soql query for retrieving images from notes and attachments
29943
how can I change file association globally?
110762
How to cross-reference items in description lists?
15066
How do I attach files to nodes?
126755
How to revert an accidental file association
15243
Data Dump of Attachments
91982
How to add attachment option in Google Form?
8961
How to create a playlist form a list of links (not from bookmarks)?
154152
How to show \listoffigures and \listoftables on one page and in the ToC?
108796
How do I attach a database in SQL Server?
117700
Extracting files from an Attachment field in an Access database
72665
How Get Parent Field in Attachment?
126934
How can I attach an image file in email?
120260
How can I display "recent folders" in the sidebar of "Save as" dialogue?