DesktopExtension.exe file information
The process known as DesktopExtension belongs to software DesktopExtension by HP (www.hp.com).
Description: DesktopExtension.exe is not essential for the Windows OS and causes relatively few problems. The DesktopExtension.exe file is located in a subfolder of "C:\Program Files" (mainly C:\Program Files\WindowsApps\AD2F1837.myHP_6.52219.341.0_x64__v10z8vjag6ke6\win32\).
Known file sizes on Windows 10/11/7 are 9,216 bytes (75% of all occurrences), 31,776 bytes or 37,912 bytes. 
More information about the package AD2F1837.myHP_v10z8vjag6ke6 can be found in the Windows Store https://www.microsoft.com/store/apps/9N9PHDT62W94.
The program is not visible. DesktopExtension.exe is not a Windows core file. The app follows the Windows Store policies. The program can be removed using the Control Panel's Add\Remove programs applet. There is no description of the program.
Therefore the technical security rating is 23% dangerous.
Uninstalling this variant:
If problems with
myHP occur, you can also uninstall the program using the Control Panel ⇒
Uninstall a Program.
Recommended: Identify DesktopExtension.exe related errors
Important: Some malware camouflages itself as DesktopExtension.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder. Therefore, you should check the DesktopExtension.exe process on your PC to see if it is a threat. We recommend Security Task Manager for verifying your computer's security. This was one of the Top Download Picks of The Washington Post and PC World.
Best practices for resolving DesktopExtension issues
A clean and tidy computer is the key requirement for avoiding problems with DesktopExtension. This means running a scan for malware, cleaning your hard drive using 1cleanmgr and 2sfc /scannow, 3uninstalling programs that you no longer need, checking for Autostart programs (using 4msconfig) and enabling Windows' 5Automatic Update. Always remember to perform periodic backups, or at least to set restore points.
Should you experience an actual problem, try to recall the last thing you did, or the last thing you installed before the problem appeared for the first time. Use the 6resmon command to identify the processes that are causing your problem. Even for serious problems, rather than reinstalling Windows, you are better off repairing of your installation or executing the 7DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.
To get your computer running as fast as it did on day one, you can 8reset your PC. Your personal files will remain intact, but any programs you installed will need to be reinstalled.
To help you analyze the DesktopExtension.exe process on your computer, the following programs have proven to be helpful: ASecurity Task Manager displays all running Windows tasks, including embedded hidden processes, such as keyboard and browser monitoring or Autostart entries. A unique security risk rating indicates the likelihood of the process being potential spyware, malware or a Trojan. A good Bantivirus software detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.
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User Comments
One user thinks DesktopExtension.exe is dangerous and recommends removing it.