How to calculate TP90 T4W WoW?

To calculate Sum T4W WoW, I’m able to use WindowSum. How can I replicate this logic for Percentile 90 calculation in Quicksight?

Hello @sbadhri , welcome to the Quicksight community!

have you tried using the percentile function in Quicksight?:

Let me know if this is what you were looking for!