If your tablet is rooted, you can try renaming/moving or deleting the following files:
Camera_click_short.ogg
Shutter_multiple.ogg
Shutter.ogg
All found in /System/Media/Audio/Ui folder
If your tablet is rooted, you can try renaming/moving or deleting the following files:
Camera_click_short.ogg
Shutter_multiple.ogg
Shutter.ogg
All found in /System/Media/Audio/Ui folder