hi when i try to install them i get this : Connection Information To perform the requested action, WordPress needs to access your web server. Please enter your FTP or SSH credentials to proceed. If you do not remember your credentials, you should contact your web host. *and when i try to Upload Theme i get this: The uploaded file could not be moved to wp-content/uploads/2014/06 * i followed this article https://www.digitalocean.com/community/articles/how-to-configure-secure-updates-and-installations-in-wordpress-on-ubuntu but nothing * and when i try to do cd /var/www/wp-content or any file or directory i get this -bash: cd: /var/www/wp-content: No such file or directory i'm losing my mind