Which version of VLC is right for an Exynos tablet?
-ARMv7.apk

The version needed with -ARMv7.apk. After downloading that, you have to install it. This may be more difficult than need be because VLC currently has the content-type on the response set wrong, you can read more about that here:


Can not install apks from File Manager or browser?


You may  open the file downloaded from the Download Manager nor through the browser -- see the link above