Opening UPD Files

The UPD file type is primarily associated with Notepad.

UPDFile Extension UPD
File extension: UPD
File type:  program update information

What is a UPD file?

UPD files mostly belong to Notepad by Microsoft. A UPD file contains information about a program update. A plain text editor can read such information. UPD is also the filename extension of the actual update package of programs such as dBASE database management system. The firmware update of various electronic equipment are saved in UPD files. These files are not necessarily saved in the same format. Electronic equipment which use UPD firmware update packages include but are not limited to:


  • imageRUNNER 2200

  • XDJ-RX2

  • XDJ-XZ

  • Elite-7 Ti

  • HxC Floppy Emulator


Another type of UPD file contains scene information used by VideoStudio video editor.

How to open UPD files

You need a suitable software like Notepad to open a UPD file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your UPD file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a UPD file directly in the browser:. Just drag the file onto this browser window and drop it.

Online UPD Text Viewer

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Programs that open and convert UPD files:

  1. Notepad by Microsoft
    See the previous paragraphs to learn more about the main application. UPD files are often referred to as Notepad simple text files because this type of file is primarily created or used by this software.
  2. 7-zip (compressed data) by Igor Pavlov
    7-zip is a lightweight archive file compression and encryption program for Windows and Linux. It can open, inspect, and extract information saved in a ZIP-compressed UPD file. This file format is classified as Compressed.
  3. dBASE (update) by dBASE
    dBASE is a relational database management system for server, embedded, and distributed systems. Its updates are saved in UPD files. This file format is classified as Executable.
  4. Elite-7 Ti (firmware update) by Lowrance
    Elite-7 Ti is a high-resolution, touchscreen fish finding unit for boats. Its firmware update is saved in a UPD file. This file format is classified as System.
  5. HxC Floppy Emulator (firmware update) by HxC2001
    HxC Floppy Emulator is an electronic device which emulates a floppy disk drive. Its firmware update is saved in a UPD file which can be loaded using a memory card. This file format is classified as System.
  6. imageRUNNR 2200 (firmware update data) by Canon
    imageRUNNER 2200 is a multifunction printer manufactured by Canon. Some of its firmware update data are saved in a UPD file. This file format is classified as System.
  7. iPhoto Express (private data) by Corel
    iPhoto Express is a discontinued professional, template-based raster graphics and layout editor. It uses private data saved in a UPD file. This file format is classified as Data.
  8. ProUpdater (directory settings) by Open Window
    ProUpdater is a Windows program which updates, backs up, and synchronizes data and settings across Windows systems. It saves directory settings in a UPD file. This file format is classified as Settings.
  9. Universal Print Driver
    The UPD file is associated with a cross-platform print driver.
  10. VideoStudio (scene information) by Corel
    VideoStudio is a professional, cost-effective video editing software for Windows desktop. It uses a UPD file to save scene information for an MP4 video clip. This file format is classified as Video. Related links: Looking for Ulead VideoStudio?
  11. XDJ-RX2 (firmware update) by Pioneer DJ
    XDJ-RX2 is a professional 2-channel Disk Jockey (DJ) system suitable for use at bars, clubs, and other events. Its firmware update is distributed as a UPD file. This file format is classified as System.
  12. XDJ-XZ (firmware update) by Pioneer DJ
    XDJ-RX2 is a professional 4-channel DJ system manufactured by Pioneer DJ. Its firmware update is saved in a UPD file which can be loaded through a USB drive. This file format is classified as System.

UPD file format:

Each file has a definite file format, that is, how the stored data is arranged in the file. The file format can be deduced from the file extension and the signature. However, different programs can use the same file extension, and file extensions can be assigned incorrectly. So you need a detailed analysis of a file to find out the format and the associated program. Below is our analysis of the UPD files:

An UPD file includes many different file formats. But the following two file formats are common:

All other UPD files (84%) have no consistent format, often e.g. Ulead Private Data, HxC Floppy Emulator firmware Update, ZIP, WzI, QJQ and boot. These files sometimes refer to update, knxs, license, comelz or change. Drag & drop your file here to see the file format and a preview of your UPD file!

Technical Data for UPD File Extension

File classification:
Simple text file
Related files:

The following listing is compiled from the database produced by the 'Associate This!' program, selected data from the main FILExt database and file extension information submitted by users.

ProgramID: updfile, FileType: Updater VISE Document, AppName: Updater VISE

ProgramID: RationalLicenseUpdate.Document
EXEFile: E:\Rational\common\licadmin.exe %1

ProgramID: txtfile
EXEFile: %SystemRoot%\system32\NOTEPAD.EXE %1

ProgramID: updfile
EXEFile: %ProgramFiles%\Installer VISE 3.6.1\Updater VISE\updvise.exe %1

ProgramID: RationalLicenseUpdate.Document
EXEFile: %ProgramFiles%\Rational\common\licadmin.exe %1

ProgramID: WebUpdateFile
EXEFile: %ProgramFiles%\Delphi\2006 demos\updatebuilder.exe

ProgramID: txtfile
EXEFile: %ProgramFiles%\Boxer Text Editor\b.exe

ProgramID: BusSolver.Upadte
EXEFile: %ProgramFiles%\AlienAutopsy\bsupdate.exe


a upd program update information is a special file format by Microsoft and should only be edited and saved with the appropriate software.

How to solve problems with UPD files

  • Associate the UPD file extension with the correct application.
  • Update your software that should actually open program update informations. Because only the current version supports the latest UPD file format. Search, therefore, e.g. on the Microsoft manufacturer website after an available Notepad update.
  • To make sure that your UPD file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
  • Click here to open your .UPD file online - secure, fast, and no downloads needed.
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