The ASTRO image viewer displays images and thumbnails. To open it simply click on an image and select the ASTRO Image Viewer.
If there are other images in the same directory as the displayed image, a scrolling thumbnail gallery is shown at the bottom of the screen. You can scroll through the thumbnails and click on a one to view that image.
Images can be rotate or changed by using gestures. Moving your finger around the screen in a circular motion will rotate the image in either direction. Moving your finger across the screen will change to the next or previous image if one is available.
To share an image click Menu / Share and select the application to share the image with.
ASTRO includes a simple text editor for viewing and editing text files. To open it, click on a text file and select File Editor
To save any changes you make click Menu / Save.
To change the font size click Menu / Font Size.