Navicat連接數據庫報錯”Client does not support authentication protocol requested by server“

一、背景

Navicat連接數據庫，報錯”Client does not support authentication protocol requested by server““

原因：root密碼太簡單

二、cmd命令修改密碼

use mysql；

alter user 'root'@'localhost' identified with mysql native password by '12345678';

flush privileges;

三結果：

修改密碼後再次連接成功。