Opening UPM Files

The UPM file type is primarily associated with PenMail.

UPMFile Extension UPM
File extension: UPM
File type:  Document

What is a UPM file?

UPM files mostly belong to PenMail by UC-Logic Technology Corp. PanMail is part of UC-Logic's PenSuite which is a collection of out-of-the-box tools and utilities for users to explore the functionalities of their PC tablets, and allows them to experiment with annotating and signing documents, basic painting and drawing, composing and sending handwritten E-mails, and make digital whiteboard presentations, without the need for third party application software.

How can I open a UPM file?

You need a suitable software like PenMail to open a UPM file. You need a suitable software like PenMail from UC-Logic Technology Corp. to open a UPM 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 UPM file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a UPM file directly in the browser:. Just drag the file onto this browser window and drop it.

Online UPM Text Viewer

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.UPM File Won't Open? Here is What You Can Do

Because .UPM files can come from different programs, they aren't universally openable.

  1. Identify the Source: If received from a graphics tablet user, it is likely a PenMail Document. From a game developer, it may be a Unity Package Manager file.
  2. Check the Header: Inspect the opening lines in a text editor or hex viewer.
    • Readable JSON/XML suggests a configuration file.
    • A "PK" signature implies a zipped archive.
  3. Use the Original Software: The original program is usually required; try UC-Logic Technology Corp.'s PenMail or Unity, or ask the sender if uncertain.
  4. Use this Webpage: Drag and drop the file into our viewer to detect the format, extract readable text/metadata, and preview when possible.

Technical Data for UPM File Extension

Program ID:
PenMail.Document
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: PenMail.Document, FileType: PenMail Document, AppName: PenMail

ProgramID: PenMail.Document
EXEFile: %ProgramFiles%\UC-LOGIC\AnnttAll.exe

ProgramID: PenMail.Document
EXEFile: %ProgramFiles%\FICHIE~1\TABLET\PenMail.exe

ProgramID: PenMail.Document
EXEFile: %ProgramFiles%\PENSKE~1\PenMail.exe


a upm Document is a special file format by UC-Logic Technology Corp. and should only be edited and saved with the appropriate software.

How to solve problems with UPM files

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