spoolsv.exe is a application which is probably legit. So, if spoolsv.exe is on your computer, it is probably ok, and will NOT be a cause for concern. Even if your PC is clean, we still advise you to purchase a well-known antivirus with a good track record, in order to yourself your PC against threats.
The default filename and directory where the program is stored is
C:\Windows\System32\spoolsv.exe.
The MD5 checksum for this executable is 86e4a5c77bb54e6a86d0495d7c340555.
This application is a Windows service. This means it operates on your PC in background, usually without displaying any user interface to you. Most Windows services are useful programs, which provide useful features to other applications or to Windows in general.
spoolsv.exe seems to use the functions of Windows SFC (System File Checker) or Windows File Protection.
This is a 64-bit executable. It runs using the full capacity of nowadays' computer processors.
spoolsv.exe has a digital signature. Today most serious programs are digitally signed.
The digital signature extracted from spoolsv.exe verifies as ok. This is very good.
Digital certificate name: Microsoft Windows
Certificate's issuer name: Microsoft Windows Production PCA 2011
This application does NOT have an uninstall command set up in registry.