Welcome to OpenTheFile.org

OpenTheFile.org offers reliable assistance and professional support in solving problems related to the opening of the unknown files.

Anyone using the information presented on the site can quickly open any unknown file without professional help of the IT specialist.

How to recognize the file format?

Each file name is complemented with a special file extension, the task of which is to inform the user and the operating system about the format in which the data contained in it are saved. To open the file, use a program that supports the format specified by the extension.

The file does not open. I do not know what format it is, what should I do?

File extensions are hidden by the Operating System. To see the extensions of all the files, including the file, which we cannot open, follow the steps listed below:

• Enter Windows Explorer or click My Computer
• Go to the Control Panel and then to Folder Options
• Select the View
• Find the setting specified as Hide extensions for known file types , then Clear this field.
• Click OK

Popular extensions in our site database

File extension	File name	Popularity
File extension.ASPX file extension	File nameActive Server Page Extended File	Popularity
File extension.ISO file extension	File nameDisc Image File	Popularity
File extension.MAX file extension	File name3ds Max Scene File	Popularity
File extension.MPG file extension	File nameMPEG Video File	Popularity
File extension.SQL file extension	File nameStructured Query Language Data File	Popularity
File extension.UUE file extension	File nameUuencoded File	Popularity
File extension.WAV file extension	File nameWAVE Audio File	Popularity
File extension.XLS file extension	File nameExcel Spreadsheet	Popularity
File extension.YUV file extension	File nameYUV Encoded Image File	Popularity
File extension.3DS file extension	File name3D Studio Scene	Popularity