for Let’s Encrypt
RewriteEngine On
RewriteCond %{REQUEST_URI} !\.well-known/acme-challenge
RewriteCond %{HTTP_HOST} ^www\.(.*)$ [NC]
RewriteRule ^(.*)$ https://%1/$1 [R=301,L]
for cPanel AutoSSL
RewriteEngine On
RewriteCond %{REQUEST_URI} !\.well-known/pki-validation
RewriteCond %{HTTP_HOST} ^www\.(.*)$ [NC]
RewriteRule ^(.*)$ https://%1/$1 [R=301,L]