You can use the Rich Content Editor to insert course files from the Content Selector.
Open the Rich Content Editor using one of the Sublime LMS ™ features which support the Editor.
The Content Selector will automatically open when the Rich Content Editor is opened.
You have the option to link to existing course files [1] or upload a new file. Click the Upload a new file link [2] to add a new file to the course.
Click Choose File. A popup window will appear in your browser.
Click the title of the file you want to insert [1]. Click Open to upload the file [2].
click Upload button
Track the progress of your upload using the progress bar [1]. The file will be automatically inserted wherever your cursor is in the Rich Content Editor when it is has been uploaded.
Click Save button.
View your file. You can download it[1].