>> 3X5 file

3X5 file format description

Many people share .3x5 files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .3x5 file can be edited, converted or printed with. On this page, we try to provide assistance for handling .3x5 files.

1 filename extension(s) found in our database.

.3x5 - 3x5 Knowledge Base Data

The 3X5 data files are related to 3x5 Knowledge Base. The 3X5 file is a 3x5 Knowledge Base Data.

3x5 Knowledge Base
Data files
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3x5 Knowledge Base Data related extensions:
Bootstrap Studio Component Data
MNS Projection Information
NI Audio Kontrol 1 Template
Mac OS X System Localization Data
Cesium 3D Tiles Database
BlindWrite 5 License Data

Naturally, other applications may also use the .3x5 file extension. Even harmful programs can create .3x5 files. Be especially cautious with .3x5 files coming from an unknown source!

Can't open a .3x5 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 .3x5 file extension is often given incorrectly!

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

3x, ex5, x5

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Advent 3B2 Document Entity
MetaTrader 5 Program
RSLogix 5 X5 Data

Operating systems currently supports the following operating systems:

Windows XP/Vista, Windows 7/8, Windows 10, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, Mac OS X, iOS, Android

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If you have useful information about the .3x5 file format, then write to us!