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.ASF file extension	File nameAdvanced Systems Format File	Popularity
File extension.ASX file extension	File nameMicrosoft ASF Redirector File	Popularity
File extension.CSV file extension	File nameComma Separated Values File	Popularity
File extension.DLL file extension	File nameDynamic Link Library	Popularity
File extension.DRV file extension	File nameDevice Driver	Popularity
File extension.MSG file extension	File nameOutlook Mail Message	Popularity
File extension.NES file extension	File nameNintendo (NES) ROM File	Popularity
File extension.PPTX file extension	File namePowerPoint Open XML Presentation	Popularity
File extension.RSS file extension	File nameRich Site Summary	Popularity
File extension.TAR file extension	File nameConsolidated Unix File Archive	Popularity