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“spoolsv.exe” is a file located in the “c:\windows\system32” in the file with description Spooler SubSystem App. This is responsible for handling print jobs in Microsoft windows, any issues with it cause issues like print spooler service not running or spooler error, etc. As you can see, it is an executable file that is required for running the print spooler process. So, it manages the system interactions with the printer and if you disable it you won’t be able to see the list of installed printers.
As mentioned earlier, “spoolsv.exe” or Spooler SubSystem App is included in Microsoft Windows and like any other files, it can be corrupted by a virus, worm, or trojan. But, in such a situation it can be easily detected by antivirus programs and can be cleaned or fixed. Because it is a system file, you must not remove or delete it if it becomes infected. Also, there are many trojans, viruses, and worms that target the identity of this file to avoid detection. In some situations, it will use up memory, then you can remove the process from the task manager as it is not a critical process. For this, after opening the task manager, highlight the process and click the End Process button.
Sometimes when there are printer jobs in the print spooler, it will cause 99% to 100% CPU usage and it can be resolved by manually removing them. Shared below are the steps to manually reset print spooler.
If these steps did not resolve the issue, then it must be an issue with the printer drivers. In that case, you are advised to install the latest printer drivers from the manufacturers’ website. But, this can also happen if your system is infected with a trojan, worm, or virus and can be resolved by scanning with good antivirus software. Third-party software installed on the computer can also result in error by “spoolsv.exe”.
These are some important points that you should keep in mind when there are issues with print spooler services on your computer.