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Richard, Customer Service
Category: Consumer Electronics
Satisfied Customers: 30137
Experience:  Over 20 years fixing Electronically devices
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Replace my batteries. My vivofit goes from PAIR to 4001.

Customer Question

Replace my batteries. My vivofit goes from PAIR to 4001. Won't sync with iPhone
Submitted: 3 months ago.
Category: Consumer Electronics
Expert:  Richard replied 3 months ago.
Hi there and welcomeAfter a battery change the firmware needs to be reloaded via a factory reset. This removes all data and returns it to newTo do thisHold button to put the Vivofit in SLEEP modePress the button 5 times very quickly, holding it on the 5th press until it shows the firmware version (FW version) AND CONTINUE TO HOLD until the screen goes blank,Release and press the button quickly and HOLD until it restarts.The Vivofit will reset and when it restarts, it will be at factory settingsSet it up again and it should now function correctlyLet me know the results please