What is the Spooler Subsystem App and Is It Safe?


Virtually all machine processes, apps, and services at the Windows running gadget have their executable (.Exe) documents. For instance, SMSS.Exe powers the Microsoft Management Console, MMC.Exe powers the Microsoft Management Console, and so on.

Usually, Windows requires some system offerings to execute important duties for your PC. Others, Windows can do without. The spooler subsystem app is a crucial device manner. In this explainer, we’ll stroll you via the functions of the spooler subsystem app. Also, we’ll show you what to do if the app ever malfunctions.

What is the Spooler SubSystem App?

All Windows-powered computers deliver with the spooler subsystem app. The program is an critical system thing that’s chargeable for “spooling” printing tasks. The app acts as an intermediary that transports information from your packages (browser, word processors, etc.) on your printer.

When you send more than one print jobs to your printer, either from the equal or different programs, the spooler subsystem app stores the print records in a queue for your PC’s memory.

The Spooler Subsystem then feeds the print jobs in your printer separately, in the exact order you despatched them. That way, you don’t have to watch for your printer to execute a print task before sending any other.

Basically, the spooler subsystem app allows the handshaking between your printer and Windows pc.

Is the Spooler SubSystem App Safe?

As mentioned earlier, machine apps and methods are powered by way of their character executable files. For the spooler subsystem app, that record is spoolsv.Exe. Developed and signed with the aid of Microsoft, this app constantly runs within the history and is absolutely secure to use.

On common, the spooler subsystem app (or spoolsv.Exe) slightly consumes as much as 1MB of memory space on Windows devices. Its CPU usage is also minimal.

However, there are instances while the spooler subsystem app is going rogue and may malfunction or sluggish down your device. Some users have suggested excessive CPU usage by way of the Spooler Subsystem App.

There are several reasons why this occurs: virus contamination, corrupt or outdated motive force, wrong printer configuration, or an overloaded print queue.

Is the Spooler SubSystem App a Virus?

The spooler subsystem app may be a pandemic if a worm mirrors or camouflages the genuine spoolsv.Exe executable document. Luckily, there are numerous strategies to confirm the legitimacy of the spooler subsystem app. All you need to do is verify the document vicinity and the digital signature.

Check the spooler subsystem app’s Location

  1. Open the Task Manager (Ctrl + Shift + Esc), right-click Spooler SubSystem App in the Processes tab, and select Properties.

Alternatively, go to the Details tab, right-click spoolsv.exe, and select Properties.

  1. Check the “Location” row and ensure it reads C:\Windows\System32.

That’s the default location of the spooler subsystem app on any Windows computer. If the location points to a different path or folder, the spoolsv.exe file is likely a malicious copy.

  1. Head to the “Details” tab and check the file’s copyright. It should read “Microsoft Corporation.” Otherwise, the file is likely a Trojan Horse.

What if the Spoolsv.exe Is a Virus?

If you’re sure that the spooler subsystem app isn’t genuine, remove the file from your computer immediately.

  1. Right-click the Spooler SubSystem App in the Task Manager and select Open file location.
  1. Right-click the spoolsv file and select Delete.

You may want to run the report through your antivirus app or test out different methods to take away stubborn malware out of your laptop. Don’t have an antivirus app? Refer to this compilation of the excellent virus and malware scanners for Windows.

Online-based virus scanners also are top notch alternatives, specifically if you don’t want to install untrusted apps for your tool.

How to Fix Spooler SubSystem App Errors

In addition to the unusual usage of system resources, the spooler subsystem app sometimes crashes during use. Some error messages related to the process include “Spooler SubSystem App stopped working and was closed,” “Spooler SubSystem App has encountered a problem,” and “Spooler SubSystem has stopped working.”

If you ever encounter any of these errors, try the troubleshooting recommendations below.

1. Restart the Print Spooler Service

Doing this will terminate the print spooler and restart it. Although restarting the print spooler may clear data in your PC’s print queue, it’s a good troubleshooting step to fix error messages.

Launch the Task Manager, go to the Services tab, right-click Spooler, and select Restart.

2. Run the Windows Printer Troubleshooter

Windows has a dedicated troubleshooting tool for diagnosing and fixing printer-related problems. To access the tool, go to Settings > Updates & Security > Troubleshoot Additional troubleshooters > Printer and select Run the troubleshooter.

The troubleshooter will scan the spooler service for errors, check the printer’s driver, and run other diagnostic checks. Select Apply this fix on the results page if the troubleshooting tool detects any error, particularly with the spooler service. Otherwise, close the troubleshooter and try other solutions below.

3. Clear the Printer’s Queue

Spoolsv.Exe can also malfunction in case your printer’s queue is overloaded or if there’s a print task caught within the queue. Cancel all pending print jobs within the queue and check if that stabilizes the spooler subsystem app’s CPU and memory consumption.

  1. Go to Settings > Devices > Printers & scanners and select the active printer in the “Printers & Scanners” section.
  1. Select Open queue.
  1. On the printer’s toolbar, select Printer, and choose Cancel All Documents.
  1. Select Yes on the confirmation prompt to proceed.

4. Update the Printer’s Driver

Finally, you’ll need to make certain your printer’s driver is up to date. Corrupt or old drivers can purpose numerous varieties of printing disasters. You can cast off or uninstall your printer’s driver and down load the latest model from the printer manufacturer’s internet site. Alternatively, try updating the driver from the Windows Device Manager.

  1. Right-click the Start Menu icon and select Device Manager.
  1. Expand the “Print queue” category, right-click the printer, and select Update driver.
  1. Select Search automatically for drivers.
  1. If the update agent doesn’t find a new driver version, select Search for updated drivers on Windows Update.

That’ll prompt the Device Manager to check your PC’s Windows Update history for an updated version of your printer’s driver.

Spooler SubSystem Demystified

That’s the entirety you want to recognize about the spooler subsystem app. It’s a secure and vital gadget manner that cyberattackers can exploit to benefit get entry to on your laptop. We must mention that updating Windows and restarting your laptop also can restore the spoolsv.Exe excessive CPU usage problem.

Drop a comment under if there’s something you continue to don’t understand approximately the printer spooler manner.