Sometimes we receive files with unknown formats. There are many tools and techniques to identify and open these unknown files.
Steps to Open Unknown File Formats
Step
Details
1. Check the File Extension
Look at the file extension (e.g., .xyz, .abc). If the extension is missing, you can try renaming the file with the most likely extension based on context.
Open the file in Notepad (Windows) or TextEdit (Mac). Sometimes the first few lines contain metadata or readable information that hints at the file type.
4. Use Universal File Viewers
Tools like File Viewer Plus, Free Opener or Universal Viewer support hundreds of file types. They can often open unknown or rare formats.
Urooj Niazi is an education and health reporter who writes about climate awareness, diseases, pollution, and educational development. Her work highlights the link between public health, environmental sustainability, and access to quality education.