This is how you fix blue screen error after update KB5000802 on Windows 10

[Windows Central]

Did you get the latest update for Windows 10 and you now get a blue screen error while printing? Here's the workaround to fix the issue.
As part of the March 2021 Patch Tuesday, Microsoft made available update KB5000802 for devices running Windows 10 version 20H2, version 2004, and even version 21H1 in the Beta Channel. While the update was meant to address security-related issues, soon after the rollout, some users started reporting a Blue Screen of Death (BSoD).

Full story from the WindowsCentral blog...