If you are looking to a professional guide for this tool yourself, follow these steps from Venngage :
: Run the command: tj2mp4 -i input_file.tj -o output_file.mp4 . Tj2mp4
Locate your source files. If these are from a specific platform (like a messaging app or security camera), ensure they are fully downloaded to your local storage. If you are looking to a professional guide
: Check if the original source file contains an audio track, as some "TJ" formats are video-only. Best Practices for Creating Your Own Guide Tj2mp4