https://devzone.nordicsemi.com/f/nordic-q-a/109810/how-to-enable-mcuboot-logging-messages-on-ncs-v2-5-2I added CONFIG_MCUBOOT_UTIL_LOG_LEVEL_DBG=y to prj.conf for enabling debug messages of mcuboot. But RTT Viewer didn&#39;t show any debug messages of mcuboot. Procedures to reproduce this issue are as follows. 1. Unzipping hello-world.zip to C:\ncs\v2en-USTelligent Community 13Tue, 02 Apr 2024 02:11:55 GMThttps://devzone.nordicsemi.com/thread/476413?ContentTypeID=1Tue, 02 Apr 2024 02:11:55 GMT137ad170-7792-4731-bb38-c0d22fbe4515:c495ca03-1b9d-4887-b492-bb9a06d5998fsnowuyl<p>Thanks for your reply!</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/476405?ContentTypeID=1Mon, 01 Apr 2024 19:37:53 GMT137ad170-7792-4731-bb38-c0d22fbe4515:578b0ca4-1c9c-4eee-97b2-5a5bd4c62055Amanda Hsieh<p>Hi,&nbsp;</p> <p><span>Unfortunately, there is currently no configuration that allows you to get seamless RTT logging between the bootloader and the app. Some open PRs try to address this—for instance, this one:&nbsp;</span><a href="https://github.com/zephyrproject-rtos/zephyr/pull/53569">https://github.com/zephyrproject-rtos/zephyr/pull/53569</a><span>. If possible, I would recommend you use UART for now.&nbsp;</span></p> <p><span>Regards,<br />Amanda H.</span></p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/476382?ContentTypeID=1Mon, 01 Apr 2024 05:50:21 GMT137ad170-7792-4731-bb38-c0d22fbe4515:5a72f5a6-10c5-4a81-8ff3-1c264a18fa2csnowuyl<p><a href="https://devzone.nordicsemi.com/cfs-file/__key/communityserver-discussions-components-files/4/1307.hello_2D00_world.zip">devzone.nordicsemi.com/.../1307.hello_2D00_world.zip</a></p><div style="clear:both;"></div>