https://devzone.nordicsemi.com/f/nordic-q-a/13610/keil-run-time-environment-states-select-software-packs-has-been-used-to-hide-some-software-componentsI searched the database but did not find an answer to my question. My environment is as follows: Keil uVision v5.18a Nordic SDK 11 nRF52 PCA10040 Softdevice S132 Take a project in example code, ble_peripheral/ble_app_hrs for example. Go to runen-USTelligent Community 13Tue, 03 May 2016 01:05:55 GMThttps://devzone.nordicsemi.com/thread/51938?ContentTypeID=1Tue, 03 May 2016 01:05:55 GMT137ad170-7792-4731-bb38-c0d22fbe4515:9689b802-615f-48da-b874-88a4daca2159Paul<p>Click the icon on the toolbar and play with those two option I pointed at. Have fun :-)</p> <p><img src="https://devzone.nordicsemi.com/cfs-file/__key/communityserver-discussions-components-files/4/8030.1.png" alt="image description" /></p><div style="clear:both;"></div>