How is Yoodo helping me to make the switch to 4G? Yoodo Care August 12, 2021 13:47 Updated We will be providing you with updates via the Yoodo website.Yoodo is powered by Celcom network. So if you have any network-related questions, you can get more info here. Related articles Do I need to change my existing plan or switch to a 4G SIM card? When will the 3G shutdown take place? Am I required to change my current SIM Card? Which locations will be affected? How long will this Promo run? Comments 0 comments Please sign in to leave a comment.