diff --git a/操作文档/3、安装Mongodb.txt b/操作文档/3、安装Mongodb.txt
index ecb2142..773a41f 100644
--- a/操作文档/3、安装Mongodb.txt
+++ b/操作文档/3、安装Mongodb.txt
@@ -36,9 +36,9 @@ use admin
 db.createUser({ user: "admin", pwd: "DsideaL147258369", roles: [ { role: "userAdminAnyDatabase", db: "admin" } ] })
 
 # 关闭不用登录的实例，然后重新启动一次
-/usr/local/mongodb/bin/mongod --dbpath /usr/local/mongodb/db --bind_ip 0.0.0.0 --port 27017 --fork --journal --logpath /usr/local/mongodb/log/mongod.log --logappend --directoryperdb
+/usr/local/mongodb/bin/mongod --dbpath /usr/local/mongodb/db --bind_ip 0.0.0.0 --port 27017 --fork --journal --logpath /usr/local/mongodb/log/mongod.log --logappend  --auth --directoryperdb
 
-mongo -u admin -pDsideaL147258369 --authenticationDatabase admin
+mongo -u admin -p DsideaL147258369 --authenticationDatabase admin
 
 yum install net-tools -y
 netstat -lanp | grep "27017"
@@ -53,3 +53,13 @@ exit #退出MongoDB控制台
 
 # 关闭数据库
 /usr/local/mongodb/bin/mongod --shutdown --dbpath /usr/local/mongodb/db
+
+
+
+use admin
+db.createUser({
+  user: "root",
+  pwd: "DsideaL147258369",
+  roles: [{ role: "root", db: "admin" }]
+})
+重启 MongoDB 服务
\ No newline at end of file