CACHEDMSG File Extension

CACHEDMSG file icon
Valve Steam Cache Format

What is CACHEDMSG file?

Full format name of files that use CACHEDMSG extension is Valve Steam Cache Format. CACHEDMSG files are supported by software applications available for devices running Linux, Mac OS, Windows. CACHEDMSG file belongs to the Misc Files category just like 5282 other filename extensions listed in our database. Steam supports CACHEDMSG files and is the most frequently used program to handle such files, yet 2 other tools may also be used. Steam software was developed by Valve Corporation, and on its official website you may find more information about CACHEDMSG files or the Steam software program.

Programs which support CACHEDMSG file extension

The list that follows enumerates programs compatible with CACHEDMSG files, divided into 3 categories based on operating system on which they are available. CACHEDMSG files can be encountered on all system platforms, including mobile, yet there is no guarantee each will properly support such files.

Programs that support CACHEDMSG file

Windows Windows
Linux Linux

Updated: 08/05/2020

How to open file with CACHEDMSG extension?

Being unable to open files with CACHEDMSG extension can be have various origins. Fortunately, most common problems with CACHEDMSG 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. Download and install Steam

Install software to open CACHEDMSG file The most common reason for such problems is the lack of proper applications that supports CACHEDMSG files installed on the system. The solution to this problem is very simple. Download Steam and install it on your device. On the top of the page a list that contains all programs grouped based on operating systems supported can be found. The safest method of downloading Steam installed is by going to developer’s website (Valve Corporation) and downloading the software using provided links.

Step 2. Update Steam to the latest version

Update software that support file extension CACHEDMSGYou still cannot access CACHEDMSG files although Steam is installed on your system? Make sure that the software is up to date. Software developers may implement support for more modern file formats in updated versions of their products. The reason that Steam cannot handle files with CACHEDMSG may be that the software is outdated. All of the file formats that were handled just fine by the previous versions of given program should be also possible to open using Steam.

Step 3. Set the default application to open CACHEDMSG files to Steam

If you have the latest version of Steam installed and the problem persists, select it as the default program to be used to manage CACHEDMSG on your device. The method is quite simple and varies little across operating systems.

Associate software with CACHEDMSG file on Windows

Selecting the first-choice application in Windows

  • Choose the Open with entry from the file menu accessed by right-mouse clicking on the CACHEDMSG file
  • Click Choose another app and then select More apps option
  • Finally select Look for another app on this PC, point to the folder where Steam is installed, check the Always use this app to open CACHEDMSG files box and conform your selection by clicking OK button
Associate software with CACHEDMSG file on Mac

Selecting the first-choice application in Mac OS

  • By clicking right mouse button on the selected CACHEDMSG file open the file menu and choose Information
  • Open the Open with section by clicking its name
  • Select the appropriate software and save your settings by clicking Change all
  • Finally, a This change will be applied to all files with CACHEDMSG extension message should pop-up. Click Continue button in order to confirm your choice.

Step 4. Check the CACHEDMSG for errors

You closely followed the steps listed in points 1-3, but the problem is still present? You should check whether the file is a proper CACHEDMSG file. Being unable to access the file can be related to various issues.

Check CACHEDMSG file for viruses
1. Check the CACHEDMSG file for viruses or malware

If the CACHEDMSG is indeed infected, it is possible that the malware is blocking it from opening. Immediately scan the file using an antivirus tool or scan the whole system to ensure the whole system is safe. If the scanner detected that the CACHEDMSG file is unsafe, proceed as instructed by the antivirus program to neutralize the threat.

2. Check whether the file is corrupted or damaged

Did you receive the CACHEDMSG 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. It could happen the the download process of file with CACHEDMSG extension was interrupted and the file data is defective. Download the file again from the same source.

3. Ensure that you have appropriate access rights

Sometimes in order to access files user need to have administrative privileges. Log out of your current account and log in to an account with sufficient access privileges. Then open the Valve Steam Cache Format file.

4. Check whether your system can handle Steam

The operating systems may note enough free resources to run the application that support CACHEDMSG files. Close all running programs and try opening the CACHEDMSG file.

5. Verify that your operating system and drivers are up to date

Latest versions of programs and drivers may help you solve problems with Valve Steam Cache Format files and ensure security of your device and operating system. It is possible that one of the available system or driver updates may solve the problems with CACHEDMSG files affecting older versions of given software.

Do you want to help?

If you have additional information about the CACHEDMSG file, we will be grateful if you share it with our users. To do this, use the form here and send us your information on CACHEDMSG file.

Top File Extensions
Show more
File Extension of the day
enw icon


EndNote Import Format

Files with ENW extension are created by EndNote, a software tool for managing citations. ENW files store bibliographical citations data and informa...