TLS currently unavailable or error:1408F10B:SSL routines:ssl3_get_record:wrong version number

I was setting up the mail server and faced an issue. If I try connecting the mail server without TLS turned on, it says "TLS currently unavailable" and if I try it with TLS on(even if I set up the mail server with TLS CIPHERS) It yells at me saying "error:1408F10B: SSL routines:ssl3_get_record: wrong version number". I think it is because the server has an old version of SSL

SSL version of cURL: OpenSSL/3.0.8
OpenSSL version: OpenSSL 1.1.1t FIPS 7 Feb 2023

But, I'm trying to...

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