Step 1: Open the YouTube app and find the video that you want to download Step 2: Play the video and tap on the "Share" button. Step 3: Tap on "Copy" from the share menu. Step 4: Open the web browser of your choice and go-to online YouTube video converter, then paste the link into the search box, then press the "Submit" or "Start" button. Step 5: Select the video/audio format of your choice and press the "Download" button to download the video on your Android smartphone.