Samba should set the spoolss os version to the same version as Windows Server 2003 R2 SP2 at least.
OsMajor: 5 OsMinor: 2 OsBuild: 3790 https://git.samba.org/?p=asn/samba.git;a=commitdiff;h=cb0858011a7f5a1b507c24c7ff67d6dac6b2227c
please close bug reports if the bugs are fixed (b9d73fb4cba0f651b35aa21c5dee4bddf6cf5d89)