[CentOS] Centos 7 installer alert! message

Wed Mar 17 03:08:38 UTC 2021
R C <cjvijf at gmail.com>

When I install Centos 7,  I see an "alert!" message flash by, too fast 
to read it.   Is there a way to figure out what that message is/was 
(after install)  or make it wait so I can actually read it?