>> XLS file

XLS file format description

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

1 filename extension(s) found in our database.

.xls - Microsoft Excel Worksheet

The XLS document files are related to Microsoft Excel. XLS file is a Microsoft Excel worksheet. Microsoft Office Excel is a spreadsheet application written and distributed by Microsoft for Microsoft Windows and Mac OS X.

Microsoft Excel
Document files
- / -
excel, xl
Microsoft Excel Worksheet related extensions:
Plone Page Template
Naver Word Document
MuseScore Compressed Music Score
MuseScore Music Score
XML-Data Reduced Schema
Device Independent File

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

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

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

als, cls, dls, ls, lxs, sls, x1s, xis, xks, xl, xl5, xlc, xle, xlw, xlx

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Lightscape Solution File
Crossword Power Tools Crosswords Library
CLASS Group Abbreviation
XML Cooktop File
Microsoft Excel Worksheet
Chiasmus Key File

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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