Verified with sat 6.7 snap 1.
subscription-manager facts --list
last_boot: 2019-11-11 12:36:40
Boot time in Host -> Host detail -> 9 days ago
Is also searchable works fine.
But search was really confusing for me.
When you search for
boot_time > "10 days ago"
That means (when we read it today) the machine was booted later than 2019-11-10 (from this date till today).
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.
For information on the advisory, and where to find the updated
files, follow the link below.
If the solution does not work for you, open a new bug report.
https://access.redhat.com/errata/RHSA-2020:1454