Step 1: Download and install Movavi Video Converter
Download Movavi Video Converter. After the download is finished, run the VideoConverterSetup.exe file and follow the installation wizard instructions.
Step 2: Run Movavi Video Converter and add original video files
To select video files you would like to join, hit the button or choose Add Video... from the File menu.
In the opened Windows Explorer window browse for the necessary folder.
Step 3: Play video and capture a necessary frame
Select a file from which you want to capture a separate image. Then play your video in the Preview area to get the frame you want to get, stop video playing and click under the Preview area or select Save Current Frame... from the File menu. Now all you have to do is to specify the format for your image and the folder where it will be stored: