upgrading from SDK 2.5.0 to 2.9.0https://devzone.nordicsemi.com/f/nordic-q-a/119494/upgrading-from-sdk-2-5-0-to-2-9-0I have a modified asset_tracker_v2 running with SDK 2.5.0. It is connecting to AWS and sending data perfectly. It has been running for several years without a problem. I am trying to upgrade the SDK to 2.9.0. I installed the toolchain and the SDK. I thenen-USTelligent Community 13Tue, 11 Mar 2025 16:09:49 GMTRE: upgrading from SDK 2.5.0 to 2.9.0https://devzone.nordicsemi.com/thread/526802?ContentTypeID=1Tue, 11 Mar 2025 16:09:49 GMT137ad170-7792-4731-bb38-c0d22fbe4515:d45590ae-67d8-4f66-a86a-b34c3ee63ba0Amanda Hsieh<p>Happy to help. <span class="emoticon" data-url="https://devzone.nordicsemi.com/cfs-file/__key/system/emoji/1f642.svg" title="Slight smile">&#x1f642;</span></p><div style="clear:both;"></div>RE: upgrading from SDK 2.5.0 to 2.9.0https://devzone.nordicsemi.com/thread/526794?ContentTypeID=1Tue, 11 Mar 2025 15:37:03 GMT137ad170-7792-4731-bb38-c0d22fbe4515:b3434ad8-2c47-4a92-98aa-4d371e4e3c43Timothy<p>Amanda thank you for your response. this can be closed.</p><div style="clear:both;"></div>RE: upgrading from SDK 2.5.0 to 2.9.0https://devzone.nordicsemi.com/thread/525595?ContentTypeID=1Mon, 03 Mar 2025 19:25:20 GMT137ad170-7792-4731-bb38-c0d22fbe4515:e2fdb2f7-d7fa-4e31-bf8b-d9336b1c2e71Amanda Hsieh<p>Hi,&nbsp;</p> <p><span>CONFIG_AWS_IOT_SEC_TAG is now replaced by <a title="(in Kconfig reference v&amp;nbsp;)" href="https://docs.nordicsemi.com/bundle/ncs-2.9.0/page/kconfig/index.html#CONFIG_MQTT_HELPER_SEC_TAG"><code><span>CONFIG_MQTT_HELPER_SEC_TAG</span></code></a></span><span>.</span></p> <p><span>AWS_IOT_MQTT_RX_TX_BUFFER_LEN is&nbsp;replaced by&nbsp;<a title="(in Kconfig reference v&amp;nbsp;)" href="https://docs.nordicsemi.com/bundle/ncs-2.9.0/page/kconfig/index.html#CONFIG_MQTT_HELPER_RX_TX_BUFFER_SIZE"><code><span>CONFIG_MQTT_HELPER_RX_TX_BUFFER_SIZE</span></code></a>.</span></p> <p><span>You can refer to&nbsp;</span><a href="https://docs.nordicsemi.com/bundle/ncs-2.9.0/page/nrf/libraries/networking/aws_iot.html">AWS IoT</a>&nbsp;and&nbsp;<a href="https://github.com/nrfconnect/sdk-nrf/blob/v2.9.0/applications/asset_tracker_v2/overlay-aws.conf">v2.9.0/applications/asset_tracker_v2/overlay-aws.conf</a>.</p> <p>Regards,<br />Amanda H.&nbsp;</p><div style="clear:both;"></div>