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You can find this in your list of apps or on your Home screen. The icon looks like a shopping bag with the Google Play logo. This button appears after the app has downloaded and installed. This gives access to your video files. This is typically "Camera." You'll see the new resolution and file size of the video displayed for each option. Compressed videos will be saved to the Super Video Compressor folder on your device's storage. The file will have the same name as the original with "video compress" appended to the front.
Open the Play Store on your Android. Tap the Search bar. Type video compress. Tap Video Compress in the list of results. Tap Install. Tap Open. Tap Allow. Tap the folder containing your video files. Tap the video you want to shrink. Tap Compress Video. Tap the final size you want to get. Wait while your video compresses. Find your new video.