ThingsBoard has ability to store binary content (files) in the DataBase. Currently it is used to store report files generated by Generate Report Node. Stored files are accessed by Send Email Node to create email attachments. Another way to send a file is the REST API Call Node. User can access stored files using Files or Reports widgets which is part of Files Widgets Bundle.
ThingsBoard provides access to stored files via Files Widget which is part of Files Widgets Bundle.
The widget has ability to filter files using time range component and ability to search files by name. Each file can be downloaded by clicking on Download file button.