A tt2 file extension is related to the Microsoft Office 2013 setup program. A tt2 file contains some kind of temporary installation data.

There is one other file type using
the TT2 file extension!

empty icon.tt2 - Evergreen TPAC template page

Detailed description

Software that open tt2 file

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TT2 file extension - Microsoft Office 2013 installation

What is tt2 file? How to open tt2 files?

File type specification:

Temporary file type icon Temporary file type

The tt2 file extension is associated with the Microsoft Office 2013, an office suite that allows users to create text documents, spreadsheets, presentations etc.

The tt2 file contains some kind of temporary installation data and are created in the root on system drive during setup of Microsoft Office or free standalone OneNote application.

The tt2 files were find in the root of computer storage and called:
WindowsLEELAWAD.tt2, WindowsLEELAWDB.tt2, WindowsMSJHBD.tt2, WindowsMSJH.tt2, WindowsMSUIGHUR.tt2, WindowsMSYH.tt2, WindowsMSYHBD.tt2 etc.

After successful installation of OneNote or Microsoft Office 2013, tt2 files can be safely deleted.

Updated: September 14, 2022

The default software associated to open tt2 file:

Microsoft Office icon

Microsoft Corporation logoMicrosoft Office  Microsoft Windows software

Company or developer:
Microsoft Corporation

Microsoft Office is popular productivity suite for Microsoft Windows. Microsoft Office contains a set of applications and services used to work with documents (Microsoft Word), spreadsheets (Microsoft Excel), presentations (Microsoft Powerpoint), databases (Microsoft Access) etc..

Microsoft Office can be also used to manage e-mail accounts, tasks, calendars and contacts (Microsoft Outlook). Microsoft Office for Windows is distributed in four editions for Home, Academic and corporate sector.

Microsoft OneNote icon

Microsoft Corporation logoMicrosoft OneNote  Microsoft Windows software

Company or developer:
Microsoft Corporation

Application developed by Microsoft and used to create short notes, drawings, audio and video commentaries that can be shared with other users over Internet, or synchronized with OneNote application installed in the portable device. OneNote for desktop computers is distributed with the Microsoft Office suite and Windows 10 system, and also is available for free download.

OneNote for mobile platforms is distributed as stand alone application. Mobile form of OneNote is compatible with Windows Mobile, Windows Phone, iOS and Android mobile operating systems.

Help how to open:

The *.tt2 files are used for internal purposes of Microsoft Office.

How to convert:

Conversion to other formats is not possible.

List of recommended software applications associated to the .tt2 file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open tt2 file, edit tt2 file, convert tt2 file, view tt2 file, play tt2 file etc. (if exist software for corresponding action in File-Extensions.org's database).

Unspecified and all other actions for computer programs working with tt2 file - Microsoft Office 2013 installation

Click on the software link for more information about Microsoft Office. Microsoft Office uses tt2 file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).

Microsoft Windows:

Main software associated with tt2 file by default:
Microsoft Office small icon Microsoft Office
Microsoft OneNote small icon Microsoft OneNote

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