Is wsappx a Virus? Should You Worry About It?

Published by Nyau Wai Hoe - Updated on

If you’ve spotted a process named wsappx in the “Processes” tab of Task Manager on Windows 11 or 10, usually accompanied by the “AppX Deployment Service (AppXSVC)” process, and it’s occasionally consuming a significant portion of your CPU, disk, and memory resources, you might be left wondering: Is wsappx a virus? Is it some kind of malware or threat to my computer? In this guide, we will explain what wsappx is, what it does, why it might be causing high CPU and disk usage, and whether or not it’s something you should be concerned about.

Also see: How to Scan an .exe File for Viruses to Check If It’s Safe

Is wsappx a Virus

What is wsappx?

Wsappx is a system process that is integral to the Windows operating system, specifically for Windows 11, 10 and 8. This process is associated with the Microsoft Store and the Universal (or Modern) apps which are available through it. Essentially, wsappx manages and handles installations, updates, and uninstallations of these apps.

Windows 11 Microsoft Store

When you access the Task Manager and navigate to the Processes tab, you might occasionally notice wsappx consuming a significant portion of your disk or CPU resources. This is usually temporary and often happens when an app is being installed, updated, or removed.

Useful tip: How to Limit CPU Usage of a Process in Windows 11

Is wsappx a virus?

Given its official functionalities, wsappx is not a virus. It’s a legitimate component of the Windows operating system. However, like with many legitimate processes, there is always a potential for malware to disguise itself under a similar or identical name to avoid detection.

To ensure that the wsappx process running on your computer is the genuine Microsoft process, you can open Task Manager, then right-click on the wsappx process and select “Open file location”.

wsappx file location in Windows 11

This should lead you to the C:\Windows\System32 folder, which is its legitimate location. If the file location is different, it may be an indication of malicious software.

Handy guide: How to Know Which App is Using The Internet in Windows 11

Should you be concerned about wsappx?

For most users, the appearance and operation of wsappx should not be a cause for alarm. Here are some considerations and scenarios to be aware of:

1. Resource consumption

At times, you might observe that wsappx is using a significant amount of disk or CPU resources. This could lead to temporary performance issues. As mentioned, this is generally due to the installation, updating, or removal of apps from the Windows Store. Once the activity completes, the resource consumption should decrease.

wsappx high CPU disk memory usage Windows 11

However, if you notice consistent high resource usage from wsappx even when you’re not knowingly installing or updating apps, it might be worthwhile to investigate further.

Linked issue: High CPU Usage After Windows 11/10 Update (Fix)

2. Unexpected behaviors

If you see wsappx running when you haven’t initiated any app installations or updates, or if you experience other unexpected behaviors (like uninitiated reboots, suspicious pop-ups, etc.), it’s a good idea to run a comprehensive malware scan on your system. Some malware might attempt to mimic legitimate system processes to stay undetected. You can use the built-in Windows Defender or third-party antivirus software to perform a thorough scan for any potential threats.

Run a full virus scan on Windows 11

3. Regular monitoring

Regularly monitoring system processes is a good habit. Tools like the Task Manager can provide insights into what’s happening on your computer. If you notice any unfamiliar processes, especially those consuming high resources, it’s worth taking a closer look.

How to manage wsappx resource consumption

The wsappx process, while generally benign, can sometimes cause noticeable spikes in resource consumption, particularly in terms of CPU and disk usage. If your antivirus software doesn’t detect any threats and the consistent high resource usage persists and becomes concerning, there are several strategies you can employ to manage and mitigate its impact.

1. Check for stuck store apps

One common reason for wsappx resource spikes is a Store app that is stuck during installation or updating.

  1. Click “Start” and open “Microsoft Store”.Windows 11 Microsoft Store Loading
  2. Go to “Library” on the left sidebar.
  3. In the “Updates & downloads” section, if any apps appear to be stuck or frozen, try pausing and then resuming the download or update. Alternatively, you can cancel the download or update and try again.wsappx Microsoft Store update stuck

Similar problem: Can’t Download or Install Apps on Microsoft Store

2. Launch the problematic app

Sometimes simply launching the app that might be causing issues can resolve the problem. For instance, if the Calendar or Mail app was recently updated or installed, open the app once to initialize all its components. This can sometimes jumpstart any stalled processes.

Open Calendar app in Windows 11

3. Wait it out

While not the most proactive solution, sometimes the best approach is patience. Resource consumption might just be temporary, especially during updates or installations. Giving it some time might resolve the issue without any additional intervention.

4. Clear Microsoft Store cache

Cached data can occasionally cause glitches. Clearing the Microsoft Store cache might help:

  1. Press “Windows + R” to open the Run dialog.
  2. Type “wsreset.exe” and press “Enter”.Reset Microsoft Store Cache Windows 11
  3. This command will reset the Microsoft Store cache. The Store will reopen once the process is complete.

Related resource: 0x8D050003 Microsoft Store Error on Windows 11 or 10

5. Disable Microsoft Store entirely

Disabling the Microsoft Store can help reduce resource consumption related to wsappx. However, this is not recommended if you regularly use the Store. Disabling the store means you won’t receive updates for Store apps, and you can’t install new apps from the Store. If you decide to proceed with this step, you can find a detailed guide on how to disable the Microsoft Store on Windows 11 here: Disable Microsoft Store in Windows 11 Home or Pro (GPO).

How to Disable Microsoft Store in Windows 11 Home or Pro

6. Check disk for errors

If wsappx consistently consumes high disk resources, it’s possible there’s an issue with your hard drive. Consider running a disk check to identify and fix potential errors and bad sectors.

  1. Click “Start” and type “Command Prompt”.
  2. Right-click “Command Prompt” and choose “Run as administrator”.
  3. In the opened window, type chkdsk /f /r and press “Enter”. Follow any prompts to schedule a disk check during your next system restart.

CHKDSK Windows 11


Wsappx is a genuine system process connected to the operations of the Windows Store and its apps. For most Windows users, seeing wsappx running from time to time is normal and should not be a cause for alarm. However, if you still have concerns about whether it could be a virus, it’s recommended to run a thorough scan using the built-in Windows Defender or third-party antivirus software. Remaining vigilant about system processes, their behavior, and their resource consumption is always a smart move in today’s complex digital environment.

Should you ever be uncertain about any process or file on your computer, it’s better to be safe and investigate further or consult with a professional. Keep your system updated, use reputable security software, and always stay informed. In doing so, you’re taking important steps to ensure your computer’s safety and optimal performance.

Nyau Wai Hoe
Nyau Wai Hoe is the Founder and Chief Editor of With a degree in software engineering and over 12 years of experience in the tech support industry, Nyau has established himself as an expert in the field, with a primary focus on the Microsoft Windows operating system. As a tech enthusiast, he loves exploring new technologies and leveraging them to solve real-life problems.

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