As soon as you are injected, youll be able to directly execute scripts in the Roblox lua environment
Execute
Put this code in yourExecute_Click() event.
print('Hello, World') with the actual Lua code.
Usually, people want their executor to run custom scripts, not pre-set ones, but rather text from an editor. Here is an example for richTextBox1
this code will use the content of the richTextBox1