If your friend or family member handed over their smartphone to you configuring something on their Android smartphone, it’d be easy to do that. But what if they don’t want to give their smartphone, or are at some place other than yours? Wouldn’t it be great if you could record the entire troubleshooting procedure, step-by step, on your smartphone and then send it as a video to them?
You can create a video recording (or screencast) of your Android smartphone’s screen, as well as all the actions performed on it, directly from the device itself. All you need is a free app called DU Recorder. Here’s how to do it.
Why use DU Recorder?
How to record Android smartphone screen using DU Recorder?
Step 1: Head over to Google Play Store, search for DU Recorder and install the app.
Source from: http://www.gadgetsnow.com/how-to/how-to-record-android-smartphone-screen/articleshow/58296997.cms