https enablement on subdomain for Apache2

Job ID: 36022757

Budget: ₹1,000 – ₹2,000 INR

i have hosted apache2 on cloud (AWS EC2). i need to make it https through let's encrypt SSL certificate. the same has been installed on "vtiger.labhsoftware.in" URL . while opening this URL , it's working in normal mode and not in ssl mode.
Related categories: PHP System Admin Linux Apache SSL