Keen2 Guide - Delete False Positives
If your Keen2 vibrates when you aren't doing your behavior, press the button on the side of the Keen2 bracelet.
This symbol will pop up, indicating it has deleted all vibrations that have happened in the last two minutes:

Alternatively, you can delete data points by tapping into them from the dashboard, selecting which episode you'd like to delete, then scrolling down and pressing the "delete episode" button. This will remove this episode from your data.