Can someone help add a standard deviation band to this indi?

Hello, I'd like to replace the high an low lines from the price station indior with the standard deviation as in the Bollinger bands

thanks to your help

Gerry
https://www.cliqforex.com/attachment...1571152629.mq4

I am unsure what you are looking for - sounds like you want to use a Bollinger Band indior?

BB