Fix Emails on WordPress (cloudflare DNS)

I'm having a significant issue with my email setup. Currently, emails are not being delivered which is causing disruptions in my communication.

- Current Setup: All my emails are routed through Cloudflare to my WordPress website.
- Email Service Provider: Cloudflare serves as my primary email service provider.
- WordPress Plugin: I am currently using the WP Mail SMTP plugin for email functionality on my WordPress site.
- Transactional emails are not being delivered, nor ordinary emails
Ideal Skills and Experience:
- Extensive knowledge and experience working with Cloudflare.
- Proficient in troubleshooting email delivery issues.
- Familiar with the WP Mail SMTP plugin.
- WordPress expertise is a plus.