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.CLASS file extension	File nameJava Class File	Popularity
File extension.DAT file extension	File nameData File	Popularity
File extension.FNT file extension	File nameWindows Font File	Popularity
File extension.ICO file extension	File nameIcon File	Popularity
File extension.INI file extension	File nameWindows Initialization File	Popularity
File extension.MOBI file extension	File nameMobipocket eBook	Popularity
File extension.SLN file extension	File nameVisual Studio Solution File	Popularity
File extension.TIF file extension	File nameTagged Image File	Popularity
File extension.VOB file extension	File nameDVD Video Object File	Popularity
File extension.WMV file extension	File nameWindows Media Video File	Popularity