How to hide the entire workflow running in the browser

I have a task to hide the entire activities done in the browser which should run in the background and I have used hidden activity for the browser, it seems to hide the browser but it displays the activities done in the browser and for the click and type into activities , I have used simulate type/ Send windows message. Still it doesnot work. Can anyone help me in this case?

which activities cause the bot to make the window visible ?
Can you please list the actions you are doing?