https://devzone.nordicsemi.com/f/nordic-q-a/109872/ble-interval-randomly-changed-to-40-in-hids-samplesI&#39;m developing a BLE mouse using the central_hids, peripheral_hids and the LLPM samples. When I power both receiver and mouse, the mouse is very responsive for the first few seconds thanks to LLPM, after which the interval of the BLE connection getsen-USTelligent Community 13Wed, 03 Apr 2024 14:39:41 GMThttps://devzone.nordicsemi.com/thread/476937?ContentTypeID=1Wed, 03 Apr 2024 14:39:41 GMT137ad170-7792-4731-bb38-c0d22fbe4515:e588b257-d1db-4479-8114-83b957ff78a7StefanoN<p>I did not had CONFIG_BT_GAP_AUTO_UPDATE_CONN_PARAMS=y in my peripheral proj.conf, but it is set to yes by default, setting it to no solved the issue!</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/476845?ContentTypeID=1Wed, 03 Apr 2024 11:19:41 GMT137ad170-7792-4731-bb38-c0d22fbe4515:6c194c72-421f-440b-9ffb-7a6cec6c191aVidar Berg<p>Hello,</p> <p>It sounds like the&nbsp;<a href="https://developer.nordicsemi.com/nRF_Connect_SDK/doc/latest/kconfig/index.html#CONFIG_BT_GAP_AUTO_UPDATE_CONN_PARAMS">CONFIG_BT_GAP_AUTO_UPDATE_CONN_PARAMS</a>&nbsp;option is enabled. Please try to add&nbsp;CONFIG_BT_GAP_AUTO_UPDATE_CONN_PARAMS=n to your prj.conf file and see if it helps. You may also add&nbsp;CONFIG_BT_GAP_PERIPHERAL_PREF_PARAMS=n as in the LLPM sample.</p> <p>Best regards,</p> <p>Vidar</p><div style="clear:both;"></div>