SWM File Extension

What is SWM file?

SWM file format is used by ImageX command-line program and is cloesly related to Windows Imaging Format (WIM) files native to Microsoft Deployment Image Servicing and Management (DISM) software. SWM files contain fragments of disk image file created as a result of splitting WIM into smaller parts.

In-depth/Detailed information on/about SWM file format

WIM format was developed by Microsoft for new Windows operating systems, such as Windows Vista and Windows Server 2008. SWM format is used when a larger WIM file (DVD) is split into smaller files (CD) – each part is assigned the SWM extension. Each SWM file retains the filename of the original WIM file with added numerical index.? Reverse process, that is (re)creating single.original WIM image file from SWM file parts, is also possible and requires use of Ximage program.

SWM files location

SWM files are by default stored in ‘sources’ directory of each optical disc.

Programs which support SWM file extension

Below is a table that list programs that support SWM files. Files with SWM suffix can be copied to any mobile device or system platform, but it may not be possible to open them properly on target system.

Updated: 04/27/2023

How to open file with SWM extension?

Problems with accessing SWM may be due to various reasons. Fortunately, most common problems with SWM files can be solved without in-depth IT knowledge, and most importantly, in a matter of minutes. The list below will guide you through the process of addressing the encountered problem.

Step 1. Get the ImageX

Problems with opening and working with SWM files are most probably having to do with no proper software compatible with SWM files being present on your machine. The most obvious solution is to download and install ImageX or one to the listed programs: ExtractNow. The full list of programs grouped by operating systems can be found above. One of the most risk-free method of downloading software is using links provided by official distributors. Visit ImageX website and download the installer.

Step 2. Check the version of ImageX and update if needed

You still cannot access SWM files although ImageX is installed on your system? Make sure that the software is up to date. Sometimes software developers introduce new formats in place of that already supports along with newer versions of their applications. The reason that ImageX cannot handle files with SWM may be that the software is outdated. The latest version of ImageX should support all file formats that where compatible with older versions of the software.

Step 3. Associate Split Windows Imaging Format files with ImageX

If you have the latest version of ImageX installed and the problem persists, select it as the default program to be used to manage SWM on your device. The process of associating file formats with default application may differ in details depending on platform, but the basic procedure is very similar.

Selecting the first-choice application in Windows

• Right-click the SWM file and choose Open with option
• Click Choose another app and then select More apps option
• Finally select Look for another app on this PC, point to the folder where ImageX is installed, check the Always use this app to open SWM files box and conform your selection by clicking OK button

Selecting the first-choice application in Mac OS

• From the drop-down menu, accessed by clicking the file with SWM extension, select Information
• Open the Open with section by clicking its name
• Select the appropriate software and save your settings by clicking Change all
• A message window should appear informing that This change will be applied to all files with SWM extension. By clicking Continue you confirm your selection.

Step 4. Verify that the SWM is not faulty

Should the problem still occur after following steps 1-3, check if the SWM file is valid. Being unable to access the file can be related to various issues.

1. The SWM may be infected with malware – make sure to scan it with an antivirus tool.

If the SWM is indeed infected, it is possible that the malware is blocking it from opening. Scan the SWM file as well as your computer for malware or viruses. SWM file is infected with malware? Follow the steps suggested by your antivirus software.

2. Check whether the file is corrupted or damaged

Did you receive the SWM file in question from a different person? Ask him/her to send it one more time. During the copy process of the file errors may occurred rendering the file incomplete or corrupted. This could be the source of encountered problems with the file. If the SWM file has been downloaded from the internet only partially, try to redownload it.

3. Check if the user that you are logged as has administrative privileges.

Sometimes in order to access files user need to have administrative privileges. Switch to an account that has required privileges and try opening the Split Windows Imaging Format file again.

4. Make sure that the system has sufficient resources to run ImageX

If the systems has insufficient resources to open SWM files, try closing all currently running applications and try again.

5. Ensure that you have the latest drivers and system updates and patches installed

Up-to-date system and drivers not only makes your computer more secure, but also may solve problems with Split Windows Imaging Format file. It may be the case that the SWM files work properly with updated software that addresses some system bugs.

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