Zte SKINNY R286 User Manual page 31

HOW TO SEND A MULTIMEDIA MESSAGE (MMS)
Sending a MMS is similar to a text message. The main difference is adding
media. This can be done by selecting Options > Insert > Choose Media > OK.
Use a Multimedia Messages to send attachments such as pictures, music or
video files. You can also send an MMS directly to an email address, this could be
handy to share your photos for example.

Select Menu > Messages > Create Message

Enter the phone number, or press centre key for Contacts

Press the down arrow to enter the main message body

From the text area press Options to Insert an Image, Audio or Video

Browse the folders to select the required file. Press OK

When finished press OK to Send

Each 'page' can only contain one image, one audio, or one video file.
Handy Hint:
To add more than one file select Options to add a new page