First of all, you should download and install Data Retriever on your computer. And then Launch it. If you want to recover lost data from removable drives, please connect them to this computer.
Choose file types and location where you want to recover data on the interface, and then click Scan button on the bottom right corner to begin the scanning process. It also allows you to select a Deep Scan mode if you want.
Click the file type from the left panel, and then check the boxes of the data which you want to recover in the window.
Click the blue Recover button in the bottom right corner. It can recover the selected data in a few minutes according to how much data you have chosen.