UPX file format description

Many people often share .upx files without providing instructions on how to use them. This can make it difficult for users to determine which program is compatible for editing, converting, or printing .upx files. To address this issue, we have created this page to offer assistance and guidance on handling .upx files. We provide information on compatible software, editing instructions and conversion options to help users effectively interact with .upx files.

Our aim is to simplify the process and promote seamless use of the .upx file format.

2 filename extension(s) found in our database.

.upx - UPX Compressed File

The UPX archive files are related to UPX. The UPX file is an UPX Compressed File. UPX (Ultimate Packer for eXecutable) is a free, portable, extendable, high-performance executable packer for several executable formats.

Category:Archive files
Magic:- / -

UPX Compressed File related extensions:

  • ztmp Valve Steam Compressed Game Resource
  • rwp RapidWeaver Webp Package
  • lz4 LZ4 Compressed Data
  • spm Salt Package Manager Formula Package
  • gxx GeneXpert Archive
  • msixupload MSIX Upload Bundle Package

.upx - Ulead PhotoExpress Saved Image

The UPX graphic files are related to Ulead PhotoExpress. The UPX file is a Ulead PhotoExpress Saved Image. Ulead PhotoExpress is a tool for editing, enhancing and processing digital photos and images. The Ulead PhotoExpress seems to be no longer supported.

Application:Ulead PhotoExpress
Category:Graphic files
Magic:- / -

Ulead PhotoExpress Saved Image related extensions:

  • 2d Amapi Image
  • dmsp PhotoSuite DMSP Image
  • cut Dr. Halo Bitmap Image
  • msp Microsoft Paint Image
  • ivp PURE Panoramic Image
  • igo Instagram JPEG Image

Be careful.

It is important to understand that the .upx file extension is not limited to a particular set of applications. Other programs besides the intended ones can also use the .upx extension to create files. This includes potentially harmful programs or malware that may generate .upx files for various purposes. Be especially cautious with .upx files coming from untrusted or unknown sources.

Can't open a .upx file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize an extension, you receive the following message:

Select an app to open this .upx file

To set the .upx file association in Windows 11, you can follow these steps

  1. Open the Settings app by clicking on the Start menu and selecting the gear icon.
  2. In the Settings app, click on System and then select Apps from the left-hand side menu.
  3. Scroll down and click on the Default apps option.
  4. Under the Default apps section, you will find various categories such as Email, Web browser, and Music player.
  5. Locate the category that matches the file type you want to associate, such as Photos for image files or Video player for video files.
  6. Click on the current default app listed under the category. A list of available apps will appear.
  7. Choose the app you want to set as the default for that file type. If the desired app is not listed, click on More apps to see additional options or click on Look for an app in the Microsoft Store to search for apps in the Store.
  8. After selecting the app, it will become the default choice for opening files of that type.

It's worth mentioning that you don't always need to set .upx file association. Many applications can open .upx files without requiring any specific file association to be set.

The .upx file extension is often given incorrectly

Based on searches conducted on our site in the past year, we have compiled a list of the most common misspellings. These frequent misspellings can cause confusion and hinder search accuracy. Our goal in providing this list is to help users find the right information more easily and enhance their overall search experience on our website.

These misspellings were the most common in the past year:

hpx, ipx, jpx, kpx, px, ulx, upc, upd, ups, upz, ux, uxp

Is it possible that the filename extension is misspelled?

There is a possibility that the .upx filename extension is misspelled. To assist users in identifying potential errors, we provide a list of similar file extensions in our database.

Filename extensions similar to .upx:

Operating systems

At DataTypes.net, we strive to provide a seamless user experience by ensuring compatibility with a wide range of operating systems. The following is a comprehensive list of the operating systems currently supported by DataTypes.net:

Windows XP/Vista, Windows 7/8/10, Windows 11, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, macOS, Mac OS X, iOS, Android

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The verification conducted by the DataTypes.net team ensures that the information presented is accurate, reliable, and thoroughly researched. Users can rely on DataTypes.net as a trusted source of information, knowing that their team's dedication to verification and quality control provides a dependable resource for staying informed.

DataTypes.net is not liable for the content and accuracy of external links, even if we exercise careful control over them.

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