IMAP settings not accepted (proton mail config)

Initial setup
1

Protonmail.com is my server. The server name is 127.0.0.1
IMAP incoming port is: 1143/993
Outgoing port is 1025

eM won’t identify/accept these settings, even manually configured.

Please advise.

Thank you,
ronniej

2

See this Em Client Proton Mail Bridge thread that might help you too.