![I've just found this crack on inside the sensor after 3 month of wearing. I'm worry, if it's somehow affects sensors and should I change watches it or not. : r/Garmin I've just found this crack on inside the sensor after 3 month of wearing. I'm worry, if it's somehow affects sensors and should I change watches it or not. : r/Garmin](https://preview.redd.it/7mxxw8tlwx171.jpg?width=640&crop=smart&auto=webp&s=2f984e7085ed14f91e046ae89eb8b83bdb87be6a)
I've just found this crack on inside the sensor after 3 month of wearing. I'm worry, if it's somehow affects sensors and should I change watches it or not. : r/Garmin
![Cracked HRM optical sensor, active topics have been closed. - Forerunner 935 - Running/Multisport - Garmin Forums Cracked HRM optical sensor, active topics have been closed. - Forerunner 935 - Running/Multisport - Garmin Forums](https://forums.garmin.com/cfs-file/__key/communityserver-discussions-components-files/122/1376510.jpg)
Cracked HRM optical sensor, active topics have been closed. - Forerunner 935 - Running/Multisport - Garmin Forums
![The HR sensor glass of my FR645 is cracked and I don't understand why. I literally only take off the watch to charge it... Did this happen to anyone else? : r/Garmin The HR sensor glass of my FR645 is cracked and I don't understand why. I literally only take off the watch to charge it... Did this happen to anyone else? : r/Garmin](https://preview.redd.it/hb8xw395d7x51.jpg?auto=webp&s=00bcb9e77a3c0e783445feaa12bde02db9b2bd14)
The HR sensor glass of my FR645 is cracked and I don't understand why. I literally only take off the watch to charge it... Did this happen to anyone else? : r/Garmin
![Yqwsyxl Original Back case for GARMIN Fenix 3 HR fenix3 HR sports training watch back cover Repair replacement|Tablet LCDs & Panels| - AliExpress Yqwsyxl Original Back case for GARMIN Fenix 3 HR fenix3 HR sports training watch back cover Repair replacement|Tablet LCDs & Panels| - AliExpress](https://ae01.alicdn.com/kf/Hf108880564844fcba43ec9aa3ac9f824J/Yqwsyxl-Original-Back-case-for-GARMIN-Fenix-3-HR-fenix3-HR-sports-training-watch-back-cover.jpg)
Yqwsyxl Original Back case for GARMIN Fenix 3 HR fenix3 HR sports training watch back cover Repair replacement|Tablet LCDs & Panels| - AliExpress
![Heart rate is still working but I noticed the sensors glass covering seems cracked/smashed… should I replace the watch? - fēnix 5 series - Wearables - Garmin Forums Heart rate is still working but I noticed the sensors glass covering seems cracked/smashed… should I replace the watch? - fēnix 5 series - Wearables - Garmin Forums](https://forums.garmin.com/resized-image/__size/960x720/__key/communityserver-discussions-components-files/170/E353E07C_2D00_8B5D_2D00_4163_2D00_BBE8_2D00_BC7B827306A5.jpeg)