After these kind of operation
It is very likely for you to lose important data, which is certainly unpleasing and annoying, so some measures must be taken to avoid it. In our daily life, it is wise for us to try to look ahead at what might happen and be ready to handle it, therefore, it could be really necessary to attach importance to do regular backup for your Android phone, just in case of losing data accidentally.
Android Data Backup & Restore can help you backup the files with one click without overwriting any existing data, and allows you to preview and select the data you want to restore.
Data Backup & Restore supports to back up various data on most of the Android brands including Samsung, Google Nexus, HTC, LG and more.