HOW TO CHANGE AN AWS EC2 INSTANCE TYPE

Go to AWS EC2 Console and pick Instances

Right click on the Instance, select Instance State then Stop;

In the confirmation box choose Yes, Stop;

Having the instance select go to Actions -> Instance Settings -> Change Instance Type;

In the next screen pick the desired Instance Type (e.g t2.micro) then select Apply;

     To restart the stopped instance, select the instance, choose Actions, select Instance State, and then choose Start;