Urgent WordPress HTTPS Privacy Error Fix

I need immediate help with my WordPress website. After transferring to a new host (hosteasy) and attempting to use Cloudflare for SSL, I'm encountering an HTTPS privacy error and the website isn't running. The priority is to resolve the HTTPS privacy issue.

Key Tasks:
- Fix HTTPS privacy error
- Diagnose and rectify website downtime
- Configure Cloudflare for SSL successfully

Ideal Skills:
- WordPress troubleshooting and repair
- SSL and Cloudflare configuration
- General website maintenance and hosting knowledge

Please note, I have not generated a new SSL certificate on my hosteasy account.