209Unknown sourcesThis feature can be used for Android applicationdevelopment. The feature allows developers to install non-Play Store applications. Press ➔ and then tap Settings ➔ Security➔ Unknown sources.Unknown sources displays a check mark to indicate itis active.Note: If Unknown sources is disabled, those applicationswithout a certificate will not be allowed to download toyour device.Manage applicationsThis feature allows you to manage and remove installedapplications. You can also view the amount of memory orresources used as well as the remaining memory andresources for each of the applications on your device andclear the data, cache, or defaults. Press ➔ and then tap Settings ➔Applications.Clearing application cache and data1. Press ➔ and then tap Settings ➔Applications.2. Tap an application in which to clear the cache or data.3. Tap Force stop, Clear data, Clear cache, or Cleardefaults.Uninstalling third-party applicationsYou can uninstall any application you downloaded andinstalled from the Play Store.1. Press ➔ and then tap Settings ➔Applications.2. Tap the third-party application, and from theApplication info screen, tap Uninstall.Moving Third-party Applications to your SD CardYour device’s built in memory is augmented by using amicroSD card to store additional data. When the device’sbuilt-in memory capacity is reached, it can be possible tomove some applications over to the internal microSD card.Freeing up memory space on the device can help avoid anysluggish performance when the device has to work harder tomanage memory resources.