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<?xml-stylesheet type="text/xsl" href="https://devzone.nordicsemi.com/cfs-file/__key/system/syndication/rss.xsl" media="screen"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>NCS Mesh: Precautions of Firmware update when Model Composition is changed</title><link>https://devzone.nordicsemi.com/f/nordic-q-a/107640/ncs-mesh-precautions-of-firmware-update-when-model-composition-is-changed</link><description>As far as I know in Mesh 1.0 Model Composition is assumed to be not changed. 
 Question is what happens if Model Composition is changed with an firmware update? 
 I think we have potential issue when adding new model to the device which has some models</description><dc:language>en-US</dc:language><generator>Telligent Community 13</generator><lastBuildDate>Tue, 23 Jan 2024 14:36:37 GMT</lastBuildDate><atom:link rel="self" type="application/rss+xml" href="https://devzone.nordicsemi.com/f/nordic-q-a/107640/ncs-mesh-precautions-of-firmware-update-when-model-composition-is-changed" /><item><title>RE: NCS Mesh: Precautions of Firmware update when Model Composition is changed</title><link>https://devzone.nordicsemi.com/thread/465621?ContentTypeID=1</link><pubDate>Tue, 23 Jan 2024 14:36:37 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:3473faf5-d6f8-4ad3-b1cb-3fd6f69247a0</guid><dc:creator>Hieu</dc:creator><description>&lt;p&gt;Hello mesh777,&lt;/p&gt;
&lt;p&gt;Since you mentioned Bluetooth Mesh 1.0, I think you might have known Bluetooth Mesh 1.1&amp;nbsp;was released with an official DFU solution specified, as well as the Node Composition Refresh procedure.&lt;/p&gt;
&lt;p&gt;However, I would like to check anyway. Is Mesh 1.1 an option for you, or do you need a way to make things work with Mesh 1.0?&lt;/p&gt;
&lt;p&gt;Hieu&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item></channel></rss>