Here's a list of links to places that can help you with your Vital Bracelet in various ways.
IMPORTANT: The "Mirror" links on this page are hosted by myself, but the contents within are not created by me! These are for users on mobile who don't have the apps the pages link to and will only be able to see a log in prompt and not the content.
If the original creator of the article that I have mirrored would like their work to be taken down I will gladly comply.
Humulos' Digimon Vital Series Evolution Guide - [Link]
Mr. Blinky DiM Card Tool - [Link]