1. Install and open the Apps Installer application from the Android Market. 2. This opens a view showing *.apk application names in the sdcard root directory.(note, if no AppNames are listed you have no .apk files in the root directory of the SDCard) 3. Touch the app name to initiate installation of the app Alternatively, use Astro File manager (avail. from Andr. Market) click on the .apk file, install