1、配置maven安装路径
Preferences-Maven-Installations-Add...(选择Maven安装路径)
2、配置user settings
Maven-User Settings-Browse...(选择Maven配置文件路径C:\DevTools\apache-maven-3.1.1\conf\settings.xml),点击Update Settings-OK
原文:https://www.cnblogs.com/xyhero/p/9339229.html