Quick Fixes for Windows Push Notification User Service High CPU

Windows Push Notification User Service Is resource consuming too much? Easy to solve!

This article will guide you through the problem of excessive CPU or memory usage caused by Windows Push Notification User Service (WPNS) services. WPNS is a background system process that manages push notifications from different services and applications. Usually, its resource consumption is minimal. But if WPNS takes up too much system resources, how to solve it? Please continue reading.

Solution:

Method 1: Manually terminate the process

Restarting the WPNS process can usually solve the problem of high CPU usage. The steps are as follows:

1. Press Ctrl Shift Esc to open Task Manager .
2. In the Details tab, find Service Host: Windows Push Notification User Service , right-click and select End Task .

Method 2: Disable all notifications

Too much application notification may cause excessive WPNS resource usage. You can try to disable all notifications:

1. Press Win I to open Windows settings .
2. Go to System > Notifications and Actions > Turn off all notification switches.

Method 3: Restart Windows Push Notification User Service

If the WPNS service fails, restarting the service may be helpful:

1. Press Win R to open the Run dialog box.
2. Enter services.msc and press Enter to open the service .
3. Find Windows Push Notification User Service , right-click and select Properties .
4. If the service is running, click Stop and then restart it; if the service is stopped, click Start .

Method 4: Perform a clean startup

Third-party programs may also cause excessive WPNS resource usage. A clean startup can eliminate its interference:

1. Enter system configuration in the search bar and press Enter .
2. In the Services tab, check Hide all Microsoft services and click Disable all .

3. Go to the Startup tab, click Open Task Manager , and then disable all third-party applications.
4. Go back to the Services tab, click Apply and OK to save the changes.
5. Reboot the computer and enter a clean boot state to check if the memory or CPU usage of WPNS is still too high. If not, it could be a problem caused by a third-party application. Try uninstalling the recently installed application.

Method 5: Run SFC and DISM

Corrupt or missing system files can also cause this problem. You can run SFC and DISM in turn to detect and repair system files:

1. Run command prompt as administrator.
2. Enter sfc /scannow and press Enter .
3. When finished, restart the computer.
4. Run the command prompt as an administrator and then run the following commands:

DISM /Online /Cleanup-Image /CheckHealth

DISM /Online /Cleanup-Image /ScanHealth

DISM /Online /Cleanup-Image /RestoreHealth

Conclusion

I hope this article can help you solve the problem of excessive resource usage of Windows Push Notification User Service, so that your operating system can run smoothly!

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