Dear Sir/Madam  Thanks for writing in FOBO Forum and we are sorry for any inconvenience caused, Kindly following the below troubleshooting steps which it is effected to Bluetooth performance for android phones: 1. Logout and uninstall App from your Android Phone 2. Reinstall FOBO Bike2 App from Play Store and Login with your email again 3. Accept and allow all App permissions , specially turn on Bluetooth and location service for FOBO Bike 2 App . 4. FOBO service should be running in the background and appearing in the phone notification panel when App is running. 5. Disconnect phone to other Bluetooth devices such as watch, headsets…. for testing performance.  6. Turn off Power Saving mode in android Battery setting 7. Don’t set optimised battery when using FOBO Bike 2 App, that will help to scanning sensors better for android devices , please follow the below steps:  Settings =>> Apps =>> FOBO App Bike2=>> Battery =>> Chose Unrestricted (Not Optimised as default)  8. Ensure smartphone battery is not less than 20%. 9. Remove the smartphone from casing (if there is any). 10. Rebooting the smartphone if still the App doesn't update data and the above steps do not help. We suggest to monitor for some ride and if you have any issue arise, you may revert to us for further assistance with writing an email to cx@my-fobo.com,  We look forward to serving you better.  Best Regards Amir Bayati Customer Experience | Salutica Allied Solutions Sdn. Bhd. (a subsidiary of Salutica Berhad) 3 Jalan Zarib 6, Kawasan Perindustrian Zarib, 31500 Lahat, Ipoh, Perak, Malaysia M  +6016 787 3175 | my-fobo.salutica.com.my