https://devzone.nordicsemi.com/f/nordic-q-a/116802/questions-external-flash-required-for-matterHello. I am trying to use nRF Connect SDK v2.8.0 and nRF52840 to run Matter&#39;s Light Switch and Light Bulb. I was able to confirm that it works with nRF52840-DK, but it doesn&#39;t seem to work with nRF52840 evaluation boards that do not have an externalen-USTelligent Community 13Fri, 29 Nov 2024 00:34:16 GMThttps://devzone.nordicsemi.com/thread/512652?ContentTypeID=1Fri, 29 Nov 2024 00:34:16 GMT137ad170-7792-4731-bb38-c0d22fbe4515:61bdfcde-d30c-4755-a5d1-4c5a7cafb05aKenta<p>Thank you for your quick reply.</p> <p>When I use Matter, I&#39;ll make sure to include an external Flash in my hardware design.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/512575?ContentTypeID=1Thu, 28 Nov 2024 12:52:47 GMT137ad170-7792-4731-bb38-c0d22fbe4515:c114806f-2923-4989-8665-d427482fb932AHaug<p>Hi,</p> <p>For Matter DFU is mandatory, and unfortunately it is not possible to fit DFU within the internal flash on the nRF52840.</p> <p>Let me know if this answers your question</p> <p>Kind regards,<br />Andreas</p><div style="clear:both;"></div>