https://devzone.nordicsemi.com/f/nordic-q-a/54901/how-to-use-ble-bas-c-to-change-characteristic-uuidDear team： How can I use ble-bas-c to change Characteristic UUID or Connect the 1800 service and rename it with the 2A00 feature value The example is \SDK\nRF5_SDK_15.3.0_59ac345\examples\ble_central\ble_app_hrs_c\pca10040\s132\arm5_no_packsen-USTelligent Community 13Wed, 27 Nov 2019 12:06:20 GMThttps://devzone.nordicsemi.com/thread/222332?ContentTypeID=1Wed, 27 Nov 2019 12:06:20 GMT137ad170-7792-4731-bb38-c0d22fbe4515:f2bfb991-f98c-45b5-ae37-d247be76f95cSimon<p>Check out this tutorial, which I think will answer your questions:</p> <p><a href="https://devzone.nordicsemi.com/nordic/short-range-guides/b/bluetooth-low-energy/posts/ble-characteristics-a-beginners-tutorial">https://devzone.nordicsemi.com/nordic/short-range-guides/b/bluetooth-low-energy/posts/ble-characteristics-a-beginners-tutorial</a></p> <p>Best regards,</p> <p>Simon</p><div style="clear:both;"></div>