What is cmw_srv.exe?

The genuine cmw_srv.exe file is a software component of Hotspot Shield by AnchorFree.
Cmw_srv.exe is an executable file that is part of Hotspot Shield, a security program that lets users browse anonymously protect their personal information. This file is not a critical Windows component and can be removed if known to create problems. Hotspot Shield protects user identity, browsing location, browsing history, and provides complete anonymity over the Internet. The program provides a bypass around Internet censorship and restrictions letting users access to blocked websites. It also secures computers on WiFi networks and protects them from hackers and malicious programs trying to steal information. ExpatShield lets users hide their IP address and makes content available only in certain countries accessible from anywhere in the world. AnchorFree is an American company that develops and distributes virtual private networks (VPNs) for safe web browsing. It offers software based on the freemium model - free to download and use but with advertising. Paid versions contain no ads. The company was founded by David Gorodyansky in 2005. AnchorFree currently has over 20 million monthly subscribers. It is headquartered in Mountain View, California, USA.

cmw_srv stands for Hotspot Shield Command Window Service

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 cmw_srv.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.

Click to Run a Free Scan for cmw_srv.exe related errors

Cmw_srv.exe file information

Windows Task Manager with cmw_srv
Cmw_srv.exe process in Windows Task Manager

The process known as Hotspot Shield (version 3.42, 6.1.1, 5.4.11, 4.18.3, 6.0.4, 5.1.3, 5.2.1, 3.11, 5.3.2, 5.0.4, 5.2.3, 5.4.8, 6.20.18, 3.46, ...) or VerifiedVPN (version 3.0) belongs to software Hotspot Shield (version 6.0.4 Embedded) or VerifiedVPN by AnchorFree (

Description: Cmw_srv.exe is not essential for the Windows OS and causes relatively few problems. Cmw_srv.exe is located in a subfolder of "C:\Program Files" or sometimes in a subfolder of the user's profile folder. Known file sizes on Windows 10/8/7/XP are 919,040 bytes (19% of all occurrences), 2,718,840 bytes and 32 more variants. 
The program is not visible. The file is not a Windows system file. Cmw_srv.exe is a Verisign signed file. The file is certified by a trustworthy company. The program uses ports to connect to or from a LAN or the Internet. Cmw_srv.exe is able to monitor applications. Therefore the technical security rating is 34% dangerous, however you should also read the user reviews.

Uninstalling this variant: If you run into problems with cmw_srv.exe, you may also uninstall Hotspot Shield or Hotspot Shield 6.0.4 Embedded software via Windows Control Panel/Add or Remove Programs (Windows XP) or Programs and Features (Windows 10/8/7).

Recommended: Identify cmw_srv.exe related errors

Important: Some malware camouflages itself as cmw_srv.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder. Therefore, you should check the cmw_srv.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.


User Comments

Dienst der Software HotspotShield!
  Fabian Schuchhardt   (further information)
Hotspot Shield ist ein VPN Dienst, somit kein Problem abgesehen davon wird er von Millionen von Usern verwendet.
  RenĂ©   (further information)

Summary: Average user rating of cmw_srv.exe: based on 2 votes with 2 user comments. One user thinks cmw_srv.exe is essential for Windows or an installed application. One user thinks it's neither essential nor dangerous.

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Best practices for resolving cmw_srv issues

A clean and tidy computer is the key requirement for avoiding problems with cmw_srv. 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, for Windows 8 and later versions, executing the 7DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.

To help you analyze the cmw_srv.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. BMalwarebytes Anti-Malware detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.

Other processes

cmw_srv.exe [all]