https://devzone.nordicsemi.com/f/nordic-q-a/69533/set-tx-power-on-zephyr-deviceI&#39;m implementing a project that attempts to change the TX power of itself during runtime. I have used the set and get functions from the Zephyr sample: https://docs.zephyrproject.org/latest/samples/bluetooth/hci_pwr_ctrl/README.html But no matter whaten-USTelligent Community 13Tue, 15 Dec 2020 16:29:47 GMThttps://devzone.nordicsemi.com/thread/285162?ContentTypeID=1Tue, 15 Dec 2020 16:29:47 GMT137ad170-7792-4731-bb38-c0d22fbe4515:a3946483-2cb3-41e9-83f4-92bd62673dc9Christian Holland<p>Issue resolved by cherrypicking this commit&nbsp;<a href="https://github.com/zephyrproject-rtos/zephyr/pull/27923">github.com/.../27923</a></p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/285105?ContentTypeID=1Tue, 15 Dec 2020 14:00:36 GMT137ad170-7792-4731-bb38-c0d22fbe4515:15a86441-66e0-4cbd-b006-e81c95930b05Christian Holland<p><span>So it turns out that the&nbsp;</span><code class="c-mrkdwn__code">set_tx_power</code><span>&nbsp;doesn&#39;t persist after you restart advertising, and you have to call&nbsp;</span><code class="c-mrkdwn__code">set_tx_power</code><span>&nbsp;every time you start advertising. Is there no way to make this persist? Or perhaps pass in a parameter to&nbsp;</span><code class="c-mrkdwn__code">bt_le_adv_start</code><span>&nbsp;to indicate tx power?</span><span class="c-message__edited_label" dir="ltr">&nbsp;</span></p><div style="clear:both;"></div>