https://www.bleepingcomputer.com/news/microsoft/new-windows-10-kb5005394-emergency-update-fixes-printing-issues/

Microsoft has released a cumulative out-of-band update to fix a known printing issue preventing some printers and scanners from working correctly.

"Addresses an issue with devices that do not comply with section 3.2.1 of the RFC 4556 specification," Microsoft explains in the KB5005394 support document.