mariadb ER_NOT_SUPPORTED_AUTH_MODE: Client does not support authentication protocol requested by server; consider upgrading MariaDB client
                                #SQLTools - VSCode err: ER_NOT_SUPPORTED_AUTH_MODE: Client does not support authentication protocol requested by server; consider upgrading MariaDB client
sudo mysql -u root
MariaDB [(none)]> update mysql.user set password=password('<yourpassword>') where user='root';
MariaDB [(none)]> flush privileges;
-------------------------------------------------------------
sudo mysql -u root -p
  Enter password: *******
select user,host,password,plugin from mysql.user;
output:
  +------+-----------+------------------------+-------------+
  | user | host      | password               | plugin      |
  +------+-----------+------------------------+-------------+
  | root | localhost | *****************      | unix_socket |
  | root | e320      | *****************      | unix_socket |
  | root | 127.0.0.1 | *****************      | unix_socket |
  | root | ::1       | *****************      | unix_socket |
  +------+-----------+------------------------+-------------+
  
-------------------------------------------------------------
sudo mysql -u root -p
  Enter password: *******
update mysql.user set plugin='' where user='root';
flush privileges;