FIPS Validation

Argh! Was trying to generate a new Cert for another Web Server and found this thread, so my question is, well disabling FIPS allow the generation of and use of the Cert using the traditional command?

openssl genrsa -des3 -out www.domainName2.com.key.pass 2048

UPDATE: I just realized I’ve asked the question around Aug’21 Generating RSA private key w/FIPS Enabled Error and never checked for a reply. I just read the link provided and it looks like this will take a while to understand and implement. So for now I’ll just disable FIPS and create a FIPS Dev Server.

FINAL QUESTION: Will a “Let’s Encrypt” Cert work properly with FIPS enable?