From b4538d7a4818fb18f82f2981389b5af87bfe71dc Mon Sep 17 00:00:00 2001 From: Mateusz Kapala Date: Wed, 19 Jun 2024 10:53:35 +0200 Subject: [PATCH] applications: nrf_desktop: Add note about version bump for B0 Jira: NCSDK-27889 Signed-off-by: Mateusz Kapala --- applications/nrf_desktop/bootloader_dfu.rst | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/applications/nrf_desktop/bootloader_dfu.rst b/applications/nrf_desktop/bootloader_dfu.rst index aa52b55996f..8552de4c9e2 100644 --- a/applications/nrf_desktop/bootloader_dfu.rst +++ b/applications/nrf_desktop/bootloader_dfu.rst @@ -90,6 +90,10 @@ The B0 bootloader additionally requires enabling the following options: To generate the DFU package, update this configuration only in the main application image. The ``s1_image`` image will mirror it automatically. +.. note:: + To ensure that update image will boot after a successful DFU image transfer, the update image's version number must be higher than the version number of the application image running on device. + Otherwise the update image can be rejected by the bootloader. + .. _nrf_desktop_configuring_mcuboot_bootloader: Configuring the MCUboot bootloader