How to change Spring Boot port?

Question

How can i change the default port of springboot from 8080

Karthik Divi · Accepted Answer

The default port is 8080 for Spring Boot, and there are 3 ways you can change it
Let say i want to change the default port to 80 from 8080
### 1. Using application.properties
Add the following line in application.properties
```
server.port=80
```

### 2. Passing as VM argument
Add the following as your VM argument
```
-Dserver.port=80
```
### 3. Via System properties
```java
System.getProperties().put("server.port", 80);
SpringApplication.run(Start.class, args);
```

How to change Spring Boot port?

1 Answer

1. Using application.properties

2. Passing as VM argument

3. Via System properties