Open files with RELS extension quick and easy. 4 steps

It can be very frustrating when you have a RELS file and you cannot open it. But do not worry, in most cases solution to your problem is very simple. Follow the instruction in steps 1-4 listed below and you should be able to solve your problem and open the RELS file with ease.

RELS File Extension

File
  • File type Open Office XML Relationships Format
  • File developer Microsoft
  • File category Layout Files
  • File popularity rating
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What is a(n) RELS file?

RELS (Open Office XML Relationships Format) is an XML file format used by Microsoft Office in its documents, spreadsheets and presentations. It stores information about how two files/documents are related to each other and what type of relationship exists between them. These files typically end with a .rels extension and are usually found in the _rels folder within an associated archive file.

RELS files allow application programs to determine how two files/documents are linked together, such as when one file contains a link to another file. It also stores information about which application is used to open the linked file. This allows the program using the RELS file to access the correct application for opening the linked file within the specified context.

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How to open RELS file?

RELS file icon should be displayed in a manner characteristic to the program which supports such file type. If RELS file icon is of the form of generic blank page icon or similar it means that given format is not associated with any program installed on the system. Below are listed some of the most popular causes of such situation

Check the RELS file for errors

  • No program that supports RELS files is installed on the system
  • No program that supports RELS files is associated with this extension (system registry has no entries related to programs that should be used to open RELS files)
  • The file is of unknown or unverified origin and is most probably infected. In such case user must exercise extreme caution in order not to allow the virus propagate to other files in the system (follow the instructions displayed in the dialog box in your antivirus software.
  • RELS file may be incomplete, which will prevent the system from opening it (this could be the case with file downloaded from the internet or copied from other sources)
  • The file is corrupted

How to solve encountered problems?

In order to solve the following problems, follow the instructions:

Step 1. Select, download and install relevant software. The list of programs supporting files with RELS extension can be found below:

Programs that can open RELS files

Step 2. Associate software supporting RELS with this file format

  1. Right-click on the RELS file
  2. Select "Open with" option
  3. Choose appropriate program from the list and select the location where the program is installed
  4. Confirm your selection by clicking on the "OK" button

Step 3. Scan the RELS file using an antivirus software

Step 4. Verify whether the file has been properly downloaded from the internet or copied from an external storage medium. If not, then re-download or copy the file again.

In 95% of cases following these steps should solve problems with RELS files. Sometimes, although rarely, the cause of encountered problems may be different.

Last resort – an IT expert

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Should all the above-mentioned solutions fail to resolve problems with RELS file extensions, there is one last thing you can do – contact an IT expert. You can also try to contact one of the developers of software that supports RELS files.

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