The .exe extension on a filename indicates an executable file. Executable files may, in some cases, harm your computer. Therefore, please read below to decide for yourself whether the dw20.exe on your computer is a Trojan that you should remove, or whether it is a file belonging to the Windows operating system or to a trusted application.
The process known as Microsoft Application Error Reporting belongs to software Microsoft Application Error Reporting or Microsoft Office Enterprise or Windows Defender by Microsoft (www.microsoft.com).
Description: Dw20.exe is not essential for Windows and will often cause problems. Dw20.exe is located in a subfolder of "C:\Program Files\Common Files".
Known file sizes on Windows 8/7/XP are 813,384 bytes (25% of all occurrences), 809,438 bytes and 6 more variants.
The dw20.exe file is certified by a trustworthy company. Dw20.exe is not a Windows system file. Dw20.exe is able to monitor applications and manipulate other programs. Therefore the technical security rating is 17% dangerous, however you should also read the user reviews.
In case of problems with dw20.exe, you can also completely remove Microsoft Office Enterprise or Microsoft Application Error Reporting (Control Panel⇒Add/Remove programs).
Recommended: Identify dw20.exe related errors
If dw20.exe is located in a subfolder of C:\Windows, the security rating is 0% dangerous. The file size is 33,096 bytes. It is a Windows core system file. The dw20.exe file is a Microsoft signed file. The program has no visible window. The dw20.exe file is digitally signed.
Important: Some malware camouflages itself as dw20.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder. Therefore, you should check the dw20.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.
A clean and tidy computer is the key requirement for avoiding problems with dw20. This means running a scan for malware, cleaning your hard drive using cleanmgr and sfc /scannow, uninstalling programs that you no longer need, checking for Autostart programs (using msconfig) and enabling Windows' Automatic 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 resmon command to identify the processes that are causing your problem. Even for serious problems, rather than reinstalling Windows, you are better off doing a repair of your installation, or in the case of Windows 8, executing the DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.
To help you analyze the dw20.exe process on your computer, the following programs have proven to be helpful: Security 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. Malwarebytes Anti-Malware detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.