Is WWAHost.exe Is Valid File Or Virus? How To Fix It

WWAHost.exe is a part of the Windows 10 OS also it is an executable file developed by Microsoft Corporation. The Windows variant of the software: 10.0.10240.16384 is about 330240 bytes in size, but the model you have may differ.

However, the extension (.exe) of a file name shows an executable file. In some situations, executable files can harm your PC. Now move to the below section and decide the WWAHost.exe file on your PC is malware or virus that, or it is a valid Windows OS file or efficient app.

Is WWAHost.exe Is Valid File Or Is It A Malware Or A Virus?


The very first thing that helps you to check if a specific file is a valid Windows process or malware, is the location or place of the executable itself. With WWAHost.exe for instance, it’s path might be something like C:\Program Files\Microsoft Corporation\Windows 10 Operating System\WWAHost.exe

If you like to determine its path, head over to Task Manager. Then move to View -> Select Columns and choose “Image Path Name” to add a location column to your Task Manager. If you find any doubtful directory here, it might be a good idea to check this process further.

Another amazing tool that certainly helps you to detect bad processes is Microsoft’s Process Explorer. Initiate the program (it does not need any installation) and enable “Check Legends” at the bottom of the Options. Now move to View -> Select Columns and add “Verified Signer” as one of the columns.

However, if the “Verified Signer” status of a process is mentioned as “Unable to Verify”. Then wait a while to look at the process.


The important things about WWAHost.exe:

  • Name: WWAHost.exe
  • Software: Windows 10 OS
  • Publisher: Microsoft Corporation
  • Expected Location: C:\Program Files\Microsoft Corporation\Windows 10 Operating System\ subfolder
  • Expected Full Path: C:\Program Files\Microsoft Corporation\Windows 10 Operating System\WWAHost.exe
  • SHA1: 14249432569175573C23AA6C5AE4A977E1E16F39
  • MD5: 0E4C9E859AF616C0CDA208A4E2B2026E
  • Size: Up to 330240 bytes on some Windows

If you face any difficulties with this executable, you must determine if it’s trustworthy before removing WWAHost.exe. If you like to do this, check this process in Task Manager.

Look for its location and compare its size etc with the given facts.

If you check that you might be infected with malware, then you must attempt to resolve it immediately. To remove the WWAHost.exe malware, you must install and download a full security app. Remember that not all tools can detect every type of virus, so you might want to try many options before you’re successful.

However, virus functionality might affect the deletion of WWAHost.exe. In this situation, you must turn on Safe Mode with Networking – a reliable environment that turns off some processes and loads only the important services and drivers.

Can I Erase Or Remove It?

How To Resolve WWAHost.exe

You should not remove a safe executable file without a solid reason. This might affect the performance of any linked programs that use that file. You must keep your programs or software up to date to ignore future issues caused by damaged files. With regard to software functionality problems, check software or driver updates more often, so there is little or no risk of such issues occurring.

The best diagnosis for these doubtful files is a full system analysis with either antivirus and malware remover or ASR Pro. If the file is suspected as malicious, these apps will also remove WWAHost.exe and get rid of the linked malware.

However, if it is not malware or virus and you want to remove WWAHost.exe, then you can uninstall Windows 10 OS from your PC using its uninstaller. If you can’t find it’s an uninstaller, then you might want to uninstall Windows 10 OS to fully remove WWAHost.exe. You can also use the Add/Remove Program function in the Windows Control Panel.

  • From the Start menu (for Windows 8, right-tap the screen’s bottom-left corner), tap Control Panel, and then under Programs:
    o Windows Vista/7/8.1/10: Tap Uninstall a Program.
    o Windows XP: Tap Add or Remove Programs.
  • After you find the program Windows 10 OS, tap it, and then:
    o Windows Vista/7/8.1/10: Tap Uninstall.
    o Windows XP: Tap the Remove or Change/Remove tab (to the right of the program).
  • Follow the instructions to erase Windows 10 Operating System.

WWAHost.exe Error Messages:

The common WWAHost.exe errors are as follow:

  • “WWAHost.exe Application Error.”
  • “WWAHost.exe failed.”
  • “Cannot find WWAHost.exe.”
    “WWAHost.exe has encountered a problem and needs to close. We are sorry for the inconvenience.”
  • “WWAHost.exe is not a valid Win32 application.”
  • “Error starting program: WWAHost.exe.”
  • “WWAHost.exe is not running.”
  • “WWAHost.exe not found.”
  • “Faulting Application Path: WWAHost.exe.”

These .exe error messages can also occur during the program installation. After the execution of its a linked software program, Windows 10 OS, during the shutdown or startup of Windows, or also during the installation of the Windows OS.

How To Resolve WWAHost.exe

A tidy or clean PC is one of the best methods to ignore issues with WWAHost.exe. It means that performing virus scans. Or else wiping your hard disk with cleanmgr and sfc /scannow, uninstalling programs you don’t need, checking any auto-start programs (with msconfig), and turning on automatic Windows updates. Don’t forget to make daily backups or at least define recovery points.

If you face a bigger issue, try to remember the last thing you did or the last thing you installed before the issue. Use the command resmon to check the processes that are causing issues. Also, in case of serious issues, rather than reinstalling Windows, you must try to repair your installation or, in the situation of Windows 8, after running the command DISM.exe /Online /Cleanup-image /Restorehealth. This lets you repair the OS without data loss.

If you want to help you monitor the WWAHost.exe process on your PC, you might find the following programs essential: Security Task Manager shows all Windows tasks executing. It includes built-in hidden processes like browser or keyboard monitoring or auto-start entries. A single security risk rating highlights the probability that it is malware, spyware, or a potential Trojan horse. This anti-virus detects and removes spyware, adware, Trojans, keyloggers, malware, and trackers from your hard disk.


That’s all about it. I hope you find it helpful. If so, then share it with your family and friends and leave your feedback below!

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