Hi,  I’ve installed nextcloud using this guide.  I want to mount an external USB HDD in my nextcloud-data folder.  I’ve used the following commands:  sudo mkdir /usr/share/nginx/nextcloud-data  sudo chown www-data:www-data /usr/share/nginx/nextcloud-data -R  sudo chmod 0770 /usr/share/nginx/nextcloud-data  sudo mount -o file_mode=0770,dir_mode=0770,nounix,uid=33,gid=33 /dev/sdb1 /usr/share/nginx/nextcloud-data  But the permissions are automatically changed and set to 0777 when the directory is m...