https://devzone.nordicsemi.com/f/nordic-q-a/95311/mcuboot-usage-with-softdeviceI&#39;m working on a project that uses s122 for nrf52833 in the nRF5 SDK. I want to do FOTA in this project. When I examined the flash layout for the bootloader in Nordic Infocenter ( link ), I saw that a slot was reserved for the application in the flashen-USTelligent Community 13Tue, 03 Jan 2023 19:58:57 GMThttps://devzone.nordicsemi.com/thread/403051?ContentTypeID=1Tue, 03 Jan 2023 19:58:57 GMT137ad170-7792-4731-bb38-c0d22fbe4515:2e326a78-e267-4f92-9328-8d343575d8fdAmanda Hsieh<p>Hi,</p> [quote user=""]In my project, I first need to write the firmware to the second slot and activate it after certain checks. [/quote] <p>nRF5 SDK bootloader supports&nbsp;<a href="https://infocenter.nordicsemi.com/index.jsp?topic=%2Fsdk_nrf5_v17.0.0%2Flib_bootloader.html">Dual-bank updates</a>&nbsp;which might meet your requirement.&nbsp;</p> [quote user=""]Can I use MCUboot while still using softdevice in this project?[/quote] <p>Unfortunately, nRF5 SDK doesn&#39;t support MCU boot.&nbsp;</p> <p>Regards,<br />Amanda H.</p><div style="clear:both;"></div>