Once you find your comfortable upright position, calibrate your GO either using the app or the device itself as follows:

1. tap the “Calibrate” button on the app’s home screen. Stay upright for another second so your device registers the calibration.

2. Double-click the power button.
The hard part isn't knowing — it's remembering
The UPRIGHT GO 2 buzzes gently the second you slouch, so good posture becomes automatic. Most users feel a difference in under 2 weeks.
Meet UPRIGHT GO 2 — from $79