Technical commentary on smartcard operation and/or Windows is going to be over my head, so I can't help (just in case you're looking for anything from me). But always happy to drive-test another build. (I've still had no issues, personally, with the build above.) I'll assume you don't need me unless you link another binary build to test or tag me. Thanks again, all.

After upgrade:

I'm referring to this: https://www.gnupg.org/howtos/card-howto/en/ch02s03.html

To note, this is in contrast to my experience with gpg-2.2 (provided by gpg4win). With gpg-2.2, I was reliably using my Yubikey for a variety of things, and it handled hotplugging perfectly, as one would expect.

@gniibe can you provide any commentary on why the gnupg ccid udev rule is so much smaller than the one debian maintains? Is the debian one considered authoritative these days?

Thanks @gniibe, that's very helpful advice and pointers. Very appreciated, cheers.

Hi, as a contributor to NixOS I'd also like some guidance. I'm testing the 2.3 upgrade ahead of 2.4, and it "breaks" Yubikey UX that I know many of us use. This might be because we appear to not yet install gnupg's CCID udev rules installed. A few questions: