I have a 20GB Youtube Add-On when I purchased Power Pass. Which data will be used up first? Yoodo Care January 27, 2021 04:42 Updated Power Pass data will always be used first, even if you have Add-On(s). Related articles Can I use my Power Pass Data for tethering? Can I use my Power Pass while roaming? Can I purchase more than one Power Pass? What is a Power Pass? How do I purchase a Power Pass? Comments 0 comments Please sign in to leave a comment.