- Ensure CORE is fully charged with the charging cable supplied
- Shake CORE (demo) and the green light in the upper left should blink several times
For further connection troubleshooting, see this article.
Be aware that doing this will reset the device and delete any prior data.
As a last resort, try to reset your CORE by taking a magnet and moving it across the center of the SKIN side. The green LED will give a feedback indicating that CORE is being reset.
For firmware older than November 2020:
After a reset, CORE will be back into sleep mode: To start broadcasting again you will have to "connect to a charger" and then "shake CORE".