.OFFICEUI File Extension

File Type:
Microsoft Office UI Customization File

Having trouble opening .officeui extension? Don't panic! This page explains what officeui files are as well as suggests programs you may use to open officeui files. You can download these programs through this page.

What is a OFFICEUI file?

Officeui file extension has Microsoft Office UI Customization file type, developed by Microsoft, which is associated with the "settings files" category.

These are customization files for Microsoft Office. They store XML code for customizing ribbons in the program. OFFICEUI include code that determines commands, groups, custom tabs, and other elements of the Microsoft Office user interface. OFFICEUI files were introduced in Microsoft Office 2010, but they are reverse-compatible with older Offices.

To learn how you can open the given file, read the information below.

officeui file icon
File Type:
Microsoft Office UI Customization File
Settings Files

How to open OFFICEUI file?

Double click the officeui file to open it. The file will open automatically if file associations have been correctly installed and there is a proper program on your computer; if not, file associations may be corrupted and your OS either cannot find the proper program, or you might not have one for opening the file. First, we recommend downloading our utility to fix file association errors; then, you can download any program for opening the .officeui extension from the ones suggested below. If you are certain there is nothing wrong with the file associations, you may proceed to method 2 right away; besides, if you can't make up your mind when choosing the right program, use Universal File Viewer from the last method.

Method 1: Fix file association errors

Follow these steps in order to automatically fix the officeui extension associations' problem in no time:

  • Step 1: Click on "Download Solution" to download automatic tool provided by WikiExt.
  • Step 2: Click "Start Scan" to identify all potential issues.
  • Step 3: Review scan results and click "Fix Items".

File Size: 3.04 MB, Download time: < 1 min. on DSL/ADSL/Cable

This Tool is Compatible With: Windows XP, Vista, 7, 8/8.1, 10

Method 2: Download the appropriate software

The given list provides programs which may be used for opening or converting the officeui file. Choose the proper program for your OS, and click it to start the download or proceed to the developer's website.

Programs that open OFFICEUI files

  • Windows Windows
    • Microsoft Office 2016 Microsoft Office 2016
  • MacOS MacOS
    • Microsoft Office 2016 Microsoft Office 2016

Method 3: Use universal file viewer

In addition to the list of programs above, we recommend using Universal File Viewer. This tool can open over 250 file extensions and, most likely, it will be able to open the officeui file as well. Download Universal File Viewer for your OS.

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