Sync button grayed out in the Fitbit app

[Phylly1204]

Fitbit had dead battery. Plugged in to charge and date is two days behind and time is way off. My sync button is grayed out. No way to reset time and date. Solutions? Thanks. 

Moderator edit: subject for clarity 

[LiliyaFitbit]

Welcome to the Fitbit Community, @Phylly1204.

Thanks for the details shared in your post. I appreciate your efforts and recommend confirming that your Fitbit app and Fitbit device are up to date. For instructions on how to update the app and Fitbit device, see How do I update the Fitbit app? and How do I update my Fitbit device? 

For complete troubleshooting steps to resolve the syncing issue, see Why won't my Fitbit device sync? 

By the way, I've moved your post to the iOS App board so we can keep our forums organized.

Hope this helps.