Tap Gallery.

Tap Albums and go to the required folder.

Tap the required picture or video clip.

Tap Share.

Tap Messages.

Tap New message.

Tap the field next to "To" and key in the first letters of the recipient's name.

Tap the required contact.

Tap the text input field and write the text for your MMS.

Tap the send icon when you've finished your MMS.

Slide your finger upwards starting from the bottom of the screen to return to the home screen.