```bin
CREATE USER 'nextcloud'@'localhost' IDENTIFIED BY 'phaiNooc9oibu2shoopo2shah8kohH';
CREATE DATABASE IF NOT EXISTS nextcloud CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci;
GRANT ALL PRIVILEGES ON nextcloud.* TO 'nextcloud'@'localhost';
FLUSH PRIVILEGES;
exit;
```
```bin
cd /var/www/nextcloud/
sudo -u www-data php occ  maintenance:install \
--database='mysql' --database-name='nextcloud' \
--database-user='nextcloud' --database-pass='phaiNooc9oibu2shoopo2shah8kohH' \
--admin-user='admin' --admin-pass='iengil2nienoh9ieNg4ureo4vee2sh' \
--data-dir='/var/www/nextcloud/data'
```