https://devzone.nordicsemi.com/f/nordic-q-a/125457/application-switch-works-in-ncs-3-1-but-hangs-in-ncs-2-6-4Hello, I have developed a bootloader with OTA update functionality on an nRF device. The partition switching code (bootloader jumping to the application after OTA) works perfectly in nRF NCS 3.1 . However, when I move the same code to NCS 2.6.4 , iten-USTelligent Community 13Thu, 06 Nov 2025 11:35:21 GMThttps://devzone.nordicsemi.com/thread/553545?ContentTypeID=1Thu, 06 Nov 2025 11:35:21 GMT137ad170-7792-4731-bb38-c0d22fbe4515:799664f6-d2b5-4726-b121-016fbf1681faH&#229;kon Alseth<p>Hi,</p> <p>&nbsp;</p> <p>I highly suspect that the generated partitions.yml in your build, in both v3.1.0 and v2.6.4, differs from each other.</p> <p>You can do a diff between the files in each build to see how its generated.</p> <p>&nbsp;</p> <p>In your working build, you should store the build/partitions.yml file, and use this as a pm_static.yml for other builds.</p> <p>See here for more details:</p> <p><a href="https://docs.nordicsemi.com/bundle/ncs-latest/page/nrf/scripts/partition_manager/partition_manager.html#static_and_dynamic_configuration">https://docs.nordicsemi.com/bundle/ncs-latest/page/nrf/scripts/partition_manager/partition_manager.html#static_and_dynamic_configuration</a></p> <p>&nbsp;</p> <p>Kind regards,</p> <p>Håkon</p><div style="clear:both;"></div>