https://www.bleepingcomputer.com/news/security/cisa-disable-windows-print-spooler-on-servers-not-used-for-printing/

The Cybersecurity and Infrastructure Security Agency (CISA) has issued a notification regarding the critical PrintNightmare zero-day vulnerability and advises admins to disable the Windows Print Spooler service on servers not used for printing.

"CISA encourages administrators to disable the Windows Print spooler service in Domain Controllers and systems that do not print," the US federal agency said.