Open Eclipse
Click File
Click New
Click Maven Project
Click Next
Select Create a simple project if needed
Click Next
Enter Group Id
Enter Artifact Id
Enter Version if required
Choose Packaging type if needed
Click Finish
Wait for the project to be created
Verify the Maven project appears in Project Explorer
Right-click the project
Click Maven
Click Update Project if dependencies need refresh
Add your source files under src/main/java
Add test files under src/test/java