RELS file format description
Many people share .rels files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .rels file can be edited, converted or printed with. On this page, we try to provide assistance for handling .rels files.
1 filename extension(s) found in our database.
.rels - Microsoft Office 2007 Relationships Data
The RELS document files are related to Microsoft Office 2007. The RELS file is a Microsoft Office 2007 Relationships. RELS file describes the relationships that begin the document structure. Called a relationship part.
- Microsoft Office 2007
- Document files
- - / -
- Microsoft Office 2007 Relationships Data related extensions:
Naturally, other applications may also use the .rels file extension. Even harmful programs can create .rels files. Be especially cautious with .rels files coming from an unknown source!
Can't open a .rels 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.
- Open Control Panel > Control Panel Home > Default Programs > Set Associations.
- Select a file type in the list and click Change Program.
The .rels file extension is often given incorrectly!
According to the searches on our site, these misspellings were the most common in the past year:
els, rel, res, rls, rsls
Is it possible that the filename extension is misspelled?
Similar file extensions in our database:
- PDP-10 Relocatable Object
- Delphi Resource Data
- Nokia 5510 Phone Recorded Audio
- Steam Client Resource Data
- Qualitek-4 Results Data
- Norton Internet Security Log
DataTypes.net currently supports the following operating systems:
Windows XP/Vista, Windows 7/8/10, Windows 11, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, macOS, Mac OS X, iOS, Android
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