https://devzone.nordicsemi.com/f/nordic-q-a/8632/how-to-select-target-board-in-keilI currently have both the nRF51 DK and nRF51 Dongle plugged on my PC. In Keil, when I try to load my program into the nRF51 DK I get the following error: &quot;No JLink is selected. Please select one of the connected JLink&#39;s in the debug-setup dialog.&quot;. Ien-USTelligent Community 13Mon, 10 Aug 2015 07:13:06 GMThttps://devzone.nordicsemi.com/thread/31579?ContentTypeID=1Mon, 10 Aug 2015 07:13:06 GMT137ad170-7792-4731-bb38-c0d22fbe4515:578b92b3-71ab-4614-a37b-bb3f6d4eccaeMartinBL<p>Hi.</p> <p>You can choose your target board like this:</p> <p><img src="https://devzone.nordicsemi.com/cfs-file/__key/communityserver-discussions-components-files/4/TargetBoard.png" alt="image description" /></p> <p>The DK and Dongle should be hot-swappable.</p><div style="clear:both;"></div>