Mysql8.0 cannot authorize users or prompt you are not allowed to create a user with grant

mysql8.0 Unable to authorize or prompt the user You are not allowed to create a user with GRANT The problem of

A hint means not to use grant Create user ,mysql8.0 Previous versions can use grant Create users implicitly when authorizing ,8.0 No support for , So you have to create users first , And then authorize , The order is as follows ：

mysql> create user 'root'@'xx.xx.xx.xx' identified by 'xxxxxxxxx';
Query OK, 0 rows affected (0.05 sec)

mysql> grant all privileges on *.* to 'root'@'xxxxx.xx.xx.xx';
Query OK, 0 rows affected (0.02 sec)

mysql> flush privileges;
Query OK, 0 rows affected (0.03 sec)