Restart > clean connections > use a different charger > replace the cable > bring the phone closer. Check Bluetooth connection > disconnect other Bluetooth devices > restart Fitbit app > check for ...

All products featured here are independently selected by our editors and writers. If you buy something through links on our site, Mashable may earn an affiliate commission. To start using the Aria Air ...

Fixes for drained battery, update issues, dirt, weak connections, and more Restart > clean connections > use a different charger > replace the cable > bring the phone closer. Check Bluetooth ...