How do you become an e-4 in military?

To become an E-4 in the military, you typically need to achieve the rank of Corporal or Specialist, depending on your branch of service. This usually requires a combination of time in service, time in grade, and meeting specific performance and conduct standards. You may also need to complete required training or courses, and in some branches, pass a promotion board or exam. Each service branch has its own specific requirements, so it's essential to consult your branch's regulations for precise details.