What Is “Spooler SubSystem App” (spoolsv.exe), and Why Is It Running on My PC?

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When you poke round in your Process Supervisor, you’ll doubtless see an course of named “Spooler SubSystem App”, “Print Spooler”, or spoolsv.exe. This course of is a standard a part of Home windows and handles printing. If this course of persistently utilizing a excessive quantity of CPU assets on your system, there’s an issue.

This text is a part of our ongoing sequence explaining numerous processes present in Process Supervisor, like Runtime Dealer, svchost.exe, dwm.exe, ctfmon.exe, rundll32.exe, Adobe_Updater.exe, and many others. Don’t know what these providers are? Higher begin studying!

What Is Spooler SubSystem App?

This course of is called Spooler SubSystem App, and the underlying file is called spoolsv.exe. It’s answerable for managing printing and faxing jobs in Home windows.

If you print one thing, the print job is shipped to the print spooler, which is answerable for handing it off to the printer. If the printer is offline or busy, the print spooler service holds onto the print job and waits till the printer is accessible earlier than handing it off.

This course of additionally handles different interplay along with your printers, together with printer configuration. You gained’t even be capable of see your listing of put in printers in case you disable it. You want this course of if you wish to print or fax issues on your Home windows PC.

Why Is It Utilizing So A lot CPU?

This course of ought to usually not use lots of your laptop’s assets. It will use some CPU assets when printing, and that’s regular.

In some circumstances, individuals have reported excessive CPU utilization by the spoolsv.exe course of. That is doubtless resulting from an issue someplace within the Home windows printing system. Doable issues may embrace a print queue stuffed with jobs, buggy printer drivers or utilities, or a misconfigured printer.

On this state of affairs, we suggest working the Home windows printing troubleshooter. On Home windows 10, head to Settings > Replace & safety > Troubleshoot and run the Printer troubleshooter. On Home windows 7, you’ll discover the Printer troubleshooter below Management Panel > System and Safety > Discover and Repair Issues. It will try and routinely discover and repair issues associated to printing.

If the printing troubleshooter can’t discover and repair the issue, discover your listing of put in printers. On Home windows 10, head to Settings > Units > Printers & scanners. On Home windows 7, head to Management Panel > and Sound > Units and Printers.

Open every printer’s queue by clicking the printer and clicking “Open queue” on Home windows 10, or by double-clicking the printer Home windows 7. If there are any print jobs you don’t want in any of the printers, right-click them and choose “Cancel”. You possibly can click on Printer > Cancel All Paperwork in a print queue window.

In some circumstances, you could wish to take away all of your put in printers and then use the “Add a printer” wizard so as to add and reconfigure them. It’s possible you’ll even must uninstall your printer drivers and utilities and set up the newest ones from the producer’s web site.

Can I Disable It?

There’s no cause to disable this course of. It’s needed everytime you wish to print (or fax) something. When you don’t use a printer, it ought to use nearly no system assets. Nevertheless, Home windows will assist you to disable this course of.

When you actually do wish to disable this course of, you possibly can disable the Print Spooler service. To take action, open the Providers utility by urgent Home windows+R, typing “providers.msc”, and urgent Enter.

Find “Print Spooler” within the listing of providers and double-click it.

Click on the “Cease” button to cease the service and the spoolsv.exe course of might be gone from the Process Supervisor.

You can even set ths startup sort to “Disabled” to forestall the spooler from routinely beginning if you begin your PC.

Keep in mind, you won’t be able to print, fax, and even see your listing of put in printers till you re-enable this service.

Is It a Virus?

This course of is a standard a part of Home windows. Nevertheless, some malware purposes try and disguise themselves as professional Home windows processes to keep away from detection. The actual file is called spoolsv.exe and is positioned in C:WindowsSystem32.

To verify the situation of the file, right-click the Spooler SubSystem App course of in Process Supervisor and choose “Open file location”.

It is best to see the spoolsv.exe file in C:WindowsSystem32.

When you see a file in one other location, you doubtless have malware trying to camouflage itself because the spoolsv.exe course of. Run a scan along with your most well-liked antivirus utility to seek out and repair any issues on your system.

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