https://devzone.nordicsemi.com/f/nordic-q-a/17679/master-control-panel-mcp---segger-firmware-updateUsing Master Control Panel (MCP) with nRF51 Dongle PCA10000 v1.0 Segger is offering a J-Link firmware update - v6.10l: Is this compatible with MCP? Is it safe to do the update?en-USTelligent Community 13Mon, 14 Nov 2016 12:24:40 GMThttps://devzone.nordicsemi.com/thread/68022?ContentTypeID=1Mon, 14 Nov 2016 12:24:40 GMT137ad170-7792-4731-bb38-c0d22fbe4515:b720fe3b-8cb0-415b-82d0-64be7e807395awneil<p>OK, thanks - I&#39;ll skip the update, then!</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/68021?ContentTypeID=1Mon, 14 Nov 2016 10:01:47 GMT137ad170-7792-4731-bb38-c0d22fbe4515:24e7987d-e59e-41ce-85e4-260fa1802230Hung Bui<p>My MCP couldn&#39;t interact with the PCA10000 board after updating to Jlink v6.x I would suggest to stick to Jlink v5.12.</p> <p>You can downgrade to v5.12 by using Jlink Configuration (from that version) and right click =&gt; Replace firmware.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/68020?ContentTypeID=1Fri, 11 Nov 2016 13:26:12 GMT137ad170-7792-4731-bb38-c0d22fbe4515:6feced23-a6af-4c4d-81a7-cbcf4a441ba8awneil<p>MCP is v3.10.0.14</p><div style="clear:both;"></div>