https://devzone.nordicsemi.com/f/nordic-q-a/71631/can-not-update-dis-characteristicHi, nRF52820 / SDK 17.0.2 / Softdevice 7.2.0 I am trying to change DIS by referring to the post below. https://devzone.nordicsemi.com/f/nordic-q-a/41257/dis-update-serial-number What I want is to update with the DIS value after DIS initializationen-USTelligent Community 13Wed, 17 Feb 2021 09:11:02 GMThttps://devzone.nordicsemi.com/thread/294768?ContentTypeID=1Wed, 17 Feb 2021 09:11:02 GMT137ad170-7792-4731-bb38-c0d22fbe4515:1d7e650d-6c26-4a09-a411-4c2d807b983eAmanda Hsieh<p>Hi,&nbsp;</p> <p>How do you&nbsp;<span>update to a new and shorter serial number? In Einar&#39;s answer, it uses&nbsp;</span><span>Button 4 on the DK is used to update to a new and shorter serial number. I test with SDK17.0.2 hrs example as&nbsp;<a href="https://devzone.nordicsemi.com/cfs-file/__key/communityserver-discussions-components-files/4/ble_5F00_app_5F00_hrs_5F00_26475.zip">devzone.nordicsemi.com/.../ble_5F00_app_5F00_hrs_5F00_26475.zip</a>&nbsp;on nRF52DK and it can work.</span></p> <p><span>-Amanda H.&nbsp;</span></p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/294414?ContentTypeID=1Mon, 15 Feb 2021 14:18:35 GMT137ad170-7792-4731-bb38-c0d22fbe4515:dfe45f47-e240-41a5-9131-4e7003a93daaAmanda Hsieh<p>Hi,&nbsp;</p> <p>I am looking at your case and will reply later.&nbsp;</p> <p>-Amanda H.</p><div style="clear:both;"></div>