https://devzone.nordicsemi.com/f/nordic-q-a/63081/not-able-to-enable-psmHello! I am working with the nRF9160 devkit and I have encountered an issue. I cannot seem to properly enable PSM to use the GPS and LTE at the same time. In the application I use the lte_lc_controller library to set up the modem and I have addeden-USTelligent Community 13Mon, 29 Jun 2020 13:17:56 GMThttps://devzone.nordicsemi.com/thread/257401?ContentTypeID=1Mon, 29 Jun 2020 13:17:56 GMT137ad170-7792-4731-bb38-c0d22fbe4515:665eb538-c475-4ed9-a0e5-b2b8373c9d4cOskar<p>This reports back that the PSM or eDRX are disabled, so I guess no support.</p> <p>I will have to try to switch between GPS and LTE-M modes manually.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/257352?ContentTypeID=1Mon, 29 Jun 2020 11:46:34 GMT137ad170-7792-4731-bb38-c0d22fbe4515:201cc4c6-382b-493f-9dbf-343e16036418Simonr<p>Hi Oskar</p> <p>If your network provider doesn&#39;t support PSM/eDRX, that would indeed cause problems for you.&nbsp;I recommend asking the various network providers regarding details on this. You can check the PSM status by issuing these AT commands and parsing the bit-mapped return after querying AT+CEREG?:</p> <p>AT+CEREG=5<br />AT+CEREG?</p> <p>Best regards,</p> <p>Simon</p><div style="clear:both;"></div>