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]