Make wordpress website HTTPS only using .htaccess

How do I make a website HTTPS only using .htaccess

1. Open .htaccess for website using ftp
2. Insert the following at top of .htaccess file:
3. “#BEGIN Forcing https:
   RewriteCond %{HTTPS} off
   RewriteRule (.*) https://%{HTTP_HOST}%{REQUEST_URI} [NC,R=301,L]
   #END Forcing https:”
4. Save
5. Overwrite existing .htaccess file