Nov 22, 2021 - KB5007253 released - Windows 10 servicing stack update (SSU) - non-security update.

“Addresses a known issue that causes error codes 0x000006e4, 0x0000007c, or 0x00000709 when connecting to a remote printer that is shared on a Windows print server.”

Nov 24, 2021 - Windows 10 KB5007253 update released with network printing fixes BleepingComputer.

“Microsoft claims this update fixes network printing issues causing 0x000006e4, 0x0000007c, or 0x00000709 error codes to be displayed. [...] After Microsoft modified the Windows printing experience to deal with PrintNightmare vulnerabilities, users began experiencing errors when attempting to print to network printers. Print jobs would fail when attempting to print to a network printer, and Windows would display a 0x000006e4, 0x0000007c, or 0x00000709 error.”

Above are all Google search results I considered relevants, for the expression «intitle:"KB5007253" "PrintNightmare"», written in languages I can understand. Completely ignored, due to the low average quality of content: social networking websites; forums; questions and answers websites without reply voting/replier reputation systems; and email discussion lists.