First, ensure that the NotePin has sufficient battery and is charging properly. When it's charging, a steady purple light will indicate that it's in the charging process. Once fully charged, the light will turn solid green.
Next, if the charging is functioning normally, please update the firmware of the NotePin to the latest version, V0179, to try the new manual activation method to see whether it works.
Here is a video about the new activation method:
If the problem still persists, please contact us here for further assistance.