To share files in a chat :
Click the attachment icon in the bottom left corner of the chat window.
Under the list of options, select any option. You can select Upload from Computer if you have the files saved in your system.
To view files in a chat:
Click on the file sent by the user.
If the file is an image, it will open in full screen mode and show three options in the bottom right corner. With the options, you can edit the image, download it, or forward it to another user. To get a better view, you can also zoom in and out.
Tip: For quick share of files, drag and drop in the chat window of the user.To access and view media files on iOS, follow these steps:
You'll discover your files organized into three distinct categories: