Fitbit Manuals & User Guides

User manuals, setup guides, troubleshooting help, and repair information for Fitbit products.

Tip: include the full model number printed on your Fitbit label for the best match.

Fitbit manuals

Latest posts, featured manuals, and retailer-linked manuals for this brand tag.

Fitbit Ace 3 User Manual and Guide

User Manual • August 28, 2025
Comprehensive guide to setting up, using, and troubleshooting the Fitbit Ace 3 activity and sleep tracker for kids. Learn about features, notifications, and regulatory information.

Fitbit Charge 5 Sizing Guide

sizing guide • August 27, 2025
Find the perfect fit for your Fitbit Charge 5 with this easy-to-use sizing guide, including wrist measurements and step-by-step instructions for selecting the correct band size.