https://devzone.nordicsemi.com/f/nordic-q-a/127914/kconfig-woesI&#39;m trying to slim down my application to fit in an nRF52832 (currently overflows RAM when building) so I&#39;m carving things out using the prj.conf file. But I&#39;m running into weirdness: I set CONFIG_PRINTK=n hoping to suppress all the code and memoryen-USTelligent Community 13Mon, 27 Apr 2026 14:23:17 GMThttps://devzone.nordicsemi.com/thread/565554?ContentTypeID=1Mon, 27 Apr 2026 14:23:17 GMT137ad170-7792-4731-bb38-c0d22fbe4515:ac1a64c6-9cff-464b-966f-eea552af881dAmanda Hsieh<p>Hi Will,&nbsp;</p> <p>You can try to add the following configs:</p> <p><pre class="ui-code" data-mode="text">CONFIG_BOOT_BANNER=n CONFIG_NCS_BOOT_BANNER=n #to remove banners CONFIG_PRINTK=n CONFIG_CONSOLE=n CONFIG_UART_CONSOLE=n CONFIG_LOG=n CONFIG_LOG_MODE_MINIMAL=n CONFIG_LOG_BACKEND_UART=n CONFIG_SERIAL=n</pre></p> <p>Regards,<br />Amanda H.</p><div style="clear:both;"></div>