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>> 777 file

777 file format description

Many people share .777 files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .777 file can be edited, converted or printed with. On this page, we try to provide assistance for handling .777 files.

1 filename extension(s) found in our database.

.777 - 777 Compressed Archive

777 file is a 777 Compressed Archive. 777 is an old compression program by Igor Pavlov.

.777 file format description:
777 format description not yet available
Archive files
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777 Compressed Archive related links:
777 Compressed Archive related extensions:
Simply Safe Backup Archive
Snappy SNZ Compressed File
Windows Phone Device Manager Backup
BlackBerry Encrypted File
BMA Archiver Compressed Archive
PAQ Compressed Archive

Naturally, other applications may also use the .777 file extension. Even harmful programs can create .777 files. Be especially cautious with .777 files coming from an unknown source!

Can't open a .777 file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .777 file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:


If you find the information on this page useful, please feel free to link to this page.

If you have useful information about the .777 file format, then write to us!