Hi, thank you very much for sharing with us the inconveniences you have encountered with the sensors of the Apple Watch Series 11. It is important for us as it is for you to provide you with an exceptional customer service focused on giving you a smart watch that works perfectly fine without any significant inconveniences. If your watch is not tracking workouts, not showing heart rate, or not locking when removed verify that it fits your hand and it is not too loose, you can wipe the sensors placed on the back of the watch to double check that there is no interference, you can also check privacy settings Privacy > Motions and Fitness and ensure that this option is enabled. Additionally, you can pair and unpair the wearable or restart the watch completely to verify if the sensors start working afterwards. If none of the steps outlined above worked and you need a technical support specialist, you can contact Apple support at (800) 275-2273. Thank you for choosing AT&T!

Thank you so much for taking the time to leave a review, Angie95019. We are absolutely thrilled to hear that your new Apple Watch Series 11 is perfect and meets your expectations completely. We know how much our customers love the seamless experience of Apple products, and we are so glad we could help you add this wonderful device to your collection. We want to make sure you get the absolute most out of your new smartwatch. If you ever need help with cellular activation, setting up your fitness goals, or exploring compatible bands, please reach out to us online or visit your local retail store. Thank you for being a part of the AT&T family.