https://test-devzone.nordicsemi.com/f/nordic-q-a/88653/about-ble-otaHi All, My environment =&gt; IDE : SES SDK : v17.1.0 Project : pca10040_s132_ble_debug I have two questions as follows =&gt; 1. nRF52 default is daul bank,What are the memory addresses of bank0 and bank1 respectively? 2. How to customize bank0en-USTelligent Community 13 Non-ProductionWed, 08 Jun 2022 05:50:17 GMThttps://test-devzone.nordicsemi.com/thread/371264?ContentTypeID=1Wed, 08 Jun 2022 05:50:17 GMT137ad170-7792-4731-bb38-c0d22fbe4515:0ca732c1-ae40-4b7d-b489-262a24dc4b6buser77782<p>Hi,&nbsp;</p> <p>See this guide:&nbsp;<a href="https://test-devzone.nordicsemi.com/guides/short-range-guides/b/software-development-kit/posts/getting-started-with-nordics-secure-dfu-bootloader#h61sjziauupw1j397q9s9ldr01q4j6d5">Combine application, bootloader and softdevice image - Bootloader setting</a></p> <p>-Amanda</p><div style="clear:both;"></div>https://test-devzone.nordicsemi.com/thread/371259?ContentTypeID=1Wed, 08 Jun 2022 05:24:54 GMT137ad170-7792-4731-bb38-c0d22fbe4515:ea06168f-ba9a-4631-9482-40ce122cdd2buser110467<p>Hi Amanda,</p> [quote userid="77782" url="~/f/nordic-q-a/88653/about-ble-ota/371124#371124"]Have a look at <a href="https://test-devzone.nordicsemi.com/f/nordic-q-a/75035/get-bank1-start-address-from-the-application">this post</a> and&nbsp;<a title="Dual-bank and single-bank updates" href="https://infocenter.nordicsemi.com/topic/sdk_nrf5_v17.1.0/lib_bootloader_dfu_banks.html?cp=8_1_3_5_1_2">Dual-bank and single-bank updates</a>&nbsp;doc.&nbsp;[/quote] <p>I take a look but I don&#39;t understand <a href="https://infocenter.nordicsemi.com/topic/ug_nrfutil/UG/nrfutil/nrfutil_settings_generate_display.html">this part</a>.</p> <p>Will there be more detailed instructions or videos?</p><div style="clear:both;"></div>https://test-devzone.nordicsemi.com/thread/371124?ContentTypeID=1Tue, 07 Jun 2022 11:55:39 GMT137ad170-7792-4731-bb38-c0d22fbe4515:1afed6df-796a-4fdd-bd36-4a7b5566b2c8user77782<p>Hi,&nbsp;</p> <p>1. Have a look at <a href="https://test-devzone.nordicsemi.com/f/nordic-q-a/75035/get-bank1-start-address-from-the-application">this post</a> and&nbsp;<a title="Dual-bank and single-bank updates" href="https://infocenter.nordicsemi.com/topic/sdk_nrf5_v17.1.0/lib_bootloader_dfu_banks.html?cp=8_1_3_5_1_2">Dual-bank and single-bank updates</a>&nbsp;doc.&nbsp;</p> <p>2. <span>This will not be possible with the original SDK bootloader, unfortunately.&nbsp;</span>They cannot be customized.&nbsp;</p> <p>Regards,<br />Amanda</p><div style="clear:both;"></div>