Board Thread:Game Discussion/@comment-176.221.120.73-20170624134541/@comment-29605676-20180206134132

165.120.58.55 wrote: Thanks for the info. Ad id, whats that please?

The ad ID is what iOS/Android etc uses to keep track of what you advertising preferences are and what ads you have seen. It is so they can give you more appropriate content. Resetting it doesn't do anything noticeable IMO.