The following bug has been logged on the website:
Bug reference: 16929
Logged by: Nikhil Pandey
Email address: nikhilpandey4(at)gmail(dot)com
PostgreSQL version: 12.6
Operating system: macOS Catalina
Description:
If I click the download button for 12.6 using the download link given on the
site https://www.postgresql.org/download/macosx/ and then proceed for
installation then I see that for 12.6 it download the file named
postgresql-12.6-1-osx-binaries.zip and not the .dmg file. it appears a wrong
download file link has been provided.