02-11-2022
21:01
- last edited on
12-14-2022
15:43
by
MatthewFitbit
02-11-2022
21:01
- last edited on
12-14-2022
15:43
by
MatthewFitbit
My Fitbit Charge 4 has stopped showing my heartbeat rate during exercise two days ago. The LED only shows resting heartbeat. Please can someone tell me how to fix this issue.