Select Gallery.
Swipe up or down.
Select the photo.
To view the following photo, swipe from right to left. To view the previous photo, swipe from left to right.
Place two fingers on the screen, and slide your fingers apart. To zoom out, slide your fingers together.
 | Tip: To zoom in quickly, double-tap the screen. To zoom in fully, double-tap the screen again. To zoom back out, double-tap the screen once more. |
Tap the screen.
Select the video and 
.
Open the photo or video in full screen view. Select the title that shows how many megapixels the photo is or the resolution of the video.
Photos and videos can be sent to you in a mail or multimedia message. To later view these photos and videos, save them to Gallery.
In the multimedia message, select the photo or video.
Tap the screen, and select 
> Save.