Because of the rapid development of Android mobile phones, the replacement of various devices, so Android devices will store a variety of data, such as: contact, SMS, video, photos, notes, music, WhatsApp news, calendar and so on.
If there are unexpected conditions in Android, such as: operation error, water damage, poisoning, system crash, screen breakage, black screen / white screen, upgrade system, etc. You may lose the data, including data that are very important to you.
When you find data missing, the best way is to stop using the device, so that data can be prevented from being covered by new data. Then you need an urgent response, using Android data recovery tool, which can easily help you retrieve more than 20 kinds of data files. The 3 recovery way will easily help you retrieve the data.