06-20-2012 01:00:23 PM
06-20-2012 02:08:13 PM
Are you looking to download third party apps to your phone? If so, go to settings>applications>unknown sources and check the check box that is next to it.
If this isn't what you meant, please clarify.
09-16-2012 07:40:58 AM
You will need to enable the unknown sources, and then install the apk file. Samsung Galaxy S2: Enable/Disable UnKnown Sources to Install APK Files.
Then install the APK file Samsung Galaxy S 2: Install APK File on SD Card.