Microsoft Office Customization Tool (OCT) Language-specific Settings
Microsoft Corporation
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OPAL is a file extension that is associated with a tool called Office Customization Tool, included with Microsoft Office installation packages in 2007 and 2010 versions. These are popular office packages. OCT is a tool included only with the installation versions available for volume licenses and allows you to make the installation settings so that they become the default after uploading the package to the system.

OPAL files are used to customize the Microsoft Office installation in terms of the language version with which the package is to be installed.

Windows

Updated 11/11/2021

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.acb Adobe Color Book Format
.acbl Adobe Color Book Format
.aco Adobe Photoshop Color Palette And Swatches Format
.acrobatsecuritysettings Adobe Acrobat Security Settings Format
.acrodata Adobe Acrobat Data Format
.acv Adobe Photoshop Colour Curves Format
.acw Microsoft Accessibility Wizard Format

Last updated

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