Cloudlinux 7 + cPanel - problem with grub on OVH NVMe dedicated

Create symlink:

/etc/grub2.cfg should point to /boot/efi/EFI/centos/grub.cfg

phpmyadmin root cannot login

mysql> USE mysql;
mysql> UPDATE user SET plugin='mysql_native_password' WHERE User='root';
mysql> FLUSH PRIVILEGES;
mysql> exit;

$ service mysql restart