MultiCharts: Trading Software for Automated Trading and Backtesting

Hi,
I am new to MultiCharts so please excuse me if this is a silly question.
I want to use Williams%R but it is not in the Studies.
How can i get it, can anyone help please.
Cymru

Hi,
I am new to MultiCharts so please excuse me if this is a silly question.
I want to use Williams%R but it is not in the Studies.
How can i get it, can anyone help please.
Cymru

What is the included study %R doing? Isn't that what you are searching for?