Premise: How to use 3d stickers in snapchat<br>Update snapchat. You'll need version 9.28. 2.0 or higher of snapchat, released april 2016, in order to pin stickers to objects and create 3d stickers. You can update snapchat from your device's app store.
Hypothesis: The version that you need to use was made available on the app store more than two years ago