On Windows operating system all the programs require n executive file to perform the processes. Just like that, Spooler Subsystem App is an important system process and it also has an executive file which you must have seen in the task manager under the name spoolsv.exe.
If you do not know what is this for and why is it using high CPU power, then keep reading this article and you will get your answers
Many wonder if the spoolsv.exe is a virus or can they disable it without disturbing the system from collapsing. TechNinjaPro will guide you on what to do if the Spooler Subsystem app goes corrupt.
What is Spooler Subsystem App?
Spoolsv.exe file is connected to the Spooler Subsystem app, which is responsible for handling printing and faxing in the windows operating system.
When you send a command to print something, it is forwarded to the print spooler, which subsequently sends the data to the printer. If the printer is busy or disabled, the spooler subsystem will make a document wait in the printing queue until the printer comes available.
This service is required to print or fax a document. In addition, the procedure is in charge of printer setting. If the service is turned off, you won’t be able to access the list of installed printers.
However, you may see that the Spooler SubSystem App is consuming too much CPU power when you open Task Manager.
Is Spooler Subsystem a Virus or a Malware?
If you talk about the spoolsv.exe, well it is not a virus as it plays a very essential for you to use the printer on your computer. But it cannot be ignored that the executive file can be misused. And you must stop them from running if they are malfunctioning.
In the case of spoolsv.exe, TechNinjaPro will help you to check if it is a real spooler subsystem app executive file. Follow the steps given below to see if it is a virus:
- Press Ctrl + Shift + Esc keys to open Task Manager, Right-click Spooler SubSystem App in the Processes tab, and choose Properties.
- Alternatively, right-click spoolsv.exe from the Details tab, and choose Properties.
- Make sure the “Location” row is set to C:\Windows\System32.
On all Windows PC, the spooler subsystem software is installed at this place by default. The spoolsv.exe file is most likely a corrupt copy of the location that leads to a different path or folder.
Reasons for Spooler SubSystem App High CPU Usage
There could be multiple reasons behind the Spooler Subsystem app’s high CPU usage. In this Article TechNinjaPro has listed down three causes that can be behind this. Here is the possible list:
- The printing system has a problem, for example, the print queue is filled.
- The printer is set up incorrectly.
- A virus has infected the system.
How to Fix Spoolsv.exe High CPU Usage
When your system starts to slow down, you can go to Task Manager. And if you see spoolsv.exe using a lot of CPU on Windows 10 or using a lot of disc space at the same time. You should try to fix it with one of the many fixes TechNinjaPro has listed down.
1. Update the Driver
Drivers are very important for any process on the computer to perform and do not go corrupt. Finally, make sure the driver for your printer is up to date. Several sorts of printing difficulties can be caused by corrupt or obsolete drivers.
You can uninstall or delete your printer’s driver and replace it with the most recent version from the printer manufacturer’s website. Alternatively, you may use the Windows Device Manager to update the driver.
Follow the steps:
- Select Device Manager from the Start Menu icon by right-clicking it.
- Expand the “Print queue” category, right-click the printer, and choose Update Driver from the context menu.
- Select Automatically search for drivers.
- If the update agent fails to detect a new driver version, go to Windows Update and search for updated drivers.
- This will make Device Manager go through your PC’s Windows Update history for a newer version of your printer’s driver.
2. Try Troubleshooting
Just like windows has provided the built-in facility to update the driver and solve this issue, the windows troubleshooting feature can also help to fix the Spoolsv.exe High CPU Usage. Follow the steps given below to troubleshoot:
- Click on the Start button and open the Settings.
- In the Settings, go Update & Security, find Printer under Troubleshoot, and then select Run the Troubleshooter.
The troubleshooter will check for issues in the spooler service, as well as the printer’s driver and other diagnostic tests. If the troubleshooting tool discovers any fault, particularly with the spooler service, select Apply this remedy on the results page. Otherwise, exit the troubleshooter and go to the next step in the list below.
3. Disable Spooler SubSystem App
If the updating drivers and troubleshooting spooler subsystem app does not solve the issue for you then there is only one option left and that is disabling it. There are two ways to deactivate one is manually and automatically.
Disable Spooler SubSystem App Manually
Follow the steps listed down to do it from the settings.
- Hit Windows + R simultaneously to open the Run box, and then type services.msc in the box. Finally, press OK to proceed.
- Next, select Printer Spooler in the Services box and right-click it to stop it.
- Restart your computer for the changes to take effect.
In task management, you can now examine the spooler subsystem app’s CPU and disc use. If you see no difference after terminating the printer spooler service, it means the service is functioning properly on your PC. In this case, you may want to start the Printer Spooler service from the Services window.
Disable Spooler SubSystem App Automatically
Users that are not comfortable with disabling the spooler subsystem app manually, can also do it automatically.
It is recommended that you use Advanced SystemCare, which is a comprehensive tool, that can assist you in the best way. Advanced SystemCare will take care of the issue for you, all you need to do is follow these easy steps:
- Get Advanced SystemCare, install and run it.
- Select Process Manager from the Toolbox to send it directly to ASC.
- In IObit Process Manager, right-click Spoolsv.exe and select End Process from the Services menu.
As a result, Advanced SystemCare will stop the Spooler service from operating, and resolve the Spooler Subsystem program problem on your computer. (Read complete Review of ASC)
4. Delete Printer Spooler Folders and Files
If disabling the spooler service is ineffective in resolving your spooler subsystem app high CPU problem on Windows 10, you’ll need to delete the printer spooler’s directories or files as well.
- Open This PC, from your Desktop or Start menu.
- Navigate to C:\Windows\System32\Spool\Printers\. on This PC.
- Open the PRINTERS folder by double-clicking it, then right-clicking all of the files in it to delete them.
As you might expect, these files contain the history of printed documents; if you delete them, the printer spooler on Windows 10 will likely consume less CPU and storage space.
5. Clear the Printer Queue
There are chances that you see this issue as a result of a full printer queue. Open the settings of the printer by right-clicking on it, clear the queue and cancel all of the papers that are going to print. After that, check to see whether you’re still getting the issue.
TechNinjaPro tried to cover all the possible reasons and solutions for the issue of Spooler SubSystem App High CPU Usage.
Follow any of these steps to resolve the problem and confirm the issue is resolved. Advanced SystemCare is advised to use as it is the best app that can assist you to solve many relevant issues.