The following bug has been logged on the website:
Bug reference: 16384
Logged by: Mohit Verma
Email address: mohitverma6488@gmail.com
PostgreSQL version: 12.2
Operating system: windows
Description:
when the installer proceed to stack builder it shows error massage "a
certificate verification problem was encountered whilst accessing
http://www.postgresql.org/application-v2.xml failed to connect to
www.postgresql.org port 443: timed out."