What Is the Spooler SubSystem App?

If you may have gone by your PC’s activity administration, you will have seen one thing like the Spooler SubSystem app. This app might typically eat a substantial chunk of your system assets, making you marvel if it’s a virus. So, what’s the Spooler SubSystem app? 

Quick Answer

The Spooler SubSystem app is a system service chargeable for spooling printing duties. The app is an middleman that sends any recordsdata you wish to print to the printer. Any time a program sends a file to a printer, the Spooler SubSystem app provides it to a queue so you’ll be able to print a number of recordsdata concurrently

The Spooler app in your PC is kind of helpful, however it might typically use plenty of your CPU and encounter errors. In this text, we are going to elaborate extra on the Spooler app. We will even clarify why it makes use of a lot of your PC assets and what to do in such a case. 

Table of Contents



  1. Why Do All PCs Come With the Spooler SubSystem App? 
  2. Why Does the Spooler SubSystem App Use High PC Resources? 
    • Wrong Configuration 
    • Issues With the Printing System
    • Virus 
  3. Conclusion 

Why Do All PCs Come With the Spooler SubSystem App? 

The Spooler SubSystem app is a system app that’s essential for printing and faxing recordsdata. If the Spooler app malfunctions, you can be unable to print or fax recordsdata together with your PC. As lengthy as you utilize a Windows PC, producers will ship the Spooler SubSystem app together with your PC. 

When you ship a number of recordsdata to your printer, both with the similar app or completely different apps, the Spooler app shops the printing information in your PC reminiscence. Also, the Spooler feeds the printing information to the printer in the precise order it was despatched to be printed. 

So, instantly after one file is completed printing, the Spooler app sends the following file to the printer, and the subsequent, till it’s carried out printing every part on the file. Thanks to the Spooler app in your PC, you don’t have to attend round till one file is completed printing earlier than the following file is printed. 

Interestingly, after you ship a file to the printer and it’s saved in the Spooler app, you’ll be able to determine to terminate the printing order if the printer has not already printed it. To cancel a printing order, merely launch the Spooler app and cancel the file earlier than it’s despatched to the printer. 

Keep in Mind

When you wish to print a brand new file, take word if there are any pending recordsdata in the Spooler app. If there are recordsdata in the Spooler app, it’ll print these recordsdata earlier than any new file you ship. So, when you don’t want the recordsdata, make sure you clear them earlier than sending your file to the printer.

Why Does the Spooler SubSystem App Use High PC Resources? 

If you discover your PC is lagging or operating too gradual, it helps to test your activity supervisor to examine how apps are utilizing your CPU and recollections. Sometimes, chances are you’ll discover that the Spooler SubSystem app makes use of a lot of your PC assets. Ideally, the Spooler app is just not meant to make use of a lot of your PC assets, so if you’re experiencing this problem, it may be certainly one of three issues. 

Wrong Configuration 

One of the main causes of the Spooler app utilizing a lot of your PC assets is when the printer is wrongly configured. For occasion, when the driver is lacking or outdated, it might trigger the app to work time beyond regulation attempting to print a file. You can repair this problem by updating the drivers in your PC. You might take it a step additional by operating the troubleshooter for the printer in your PC Settings app

Issues With the Printing System

Another cause the Spooler app in your PC could also be utilizing so many assets might be due to an problem with the printing system. Sometimes, it might be that your printer queue is full, which is why the Spooler app is utilizing a lot of your system recollections. You can repair this problem by clearing the recordsdata queued in the Spooler app. 

Virus 

The Spooler app is just not a virus; nonetheless, a bug can mirror the app and could also be inflicting your PC to make use of a lot of your PC assets. To make sure the Spooler app is reliable and never a virus, right-click on the app in the activity supervisor and test its properties

Key Takeaway

Generally, the Spooler app doesn’t take up many CPU assets. The Spooler app solely makes use of your CPU and reminiscence area when performing a printing job.

Conclusion 

As you’ll be able to see from this information, the Spooler SubSystem app is important to have in your PC. You might shut the app if you’re experiencing any points like excessive CPU and reminiscence utilization. You even have the choice to disable it, however we don’t advocate you accomplish that, as you wouldn’t be capable of print with out the app. 

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