https://devzone.nordicsemi.com/f/nordic-q-a/127693/nrf54lm20-appprotectDear NORDIC engineers, excuse me. I would like to inquire about the Settings of NRF54LM20 APPPROTECT. I have modified APPROTECT[n].protect0 and APPROTECT[n].protect1 to 0x5A5A5A5A. SECUREAPPROTECT[n].PROTECT0 and SECUREAPPROTECT[n].PROTECT1 have alsoen-USTelligent Community 13Mon, 04 May 2026 03:54:15 GMThttps://devzone.nordicsemi.com/thread/565794?ContentTypeID=1Mon, 04 May 2026 03:54:15 GMT137ad170-7792-4731-bb38-c0d22fbe4515:f8779445-2349-4ca5-bba3-b36fbf61fa06mikasabaggins<p>You may need a full power cycle instead of a soft reset, and double-check any required hardware settings&nbsp;- APPPROTECT often won&rsquo;t take effect with software changes alone. <span style="color:#ffffff;"><a style="color:#ffffff;" href="https://ragdollhitonline.io">Ragdoll Hit</a></span></p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/564633?ContentTypeID=1Wed, 08 Apr 2026 13:12:26 GMT137ad170-7792-4731-bb38-c0d22fbe4515:b43f9291-2811-4a44-b442-ea3e2220470aElfving<p>Hello, and thanks for the patience,</p> <p><a href="https://docs.nordicsemi.com/bundle/ncs-latest/page/nrf/security/ap_protect.html#nrf54l_series">Have you made both the sw and hw changes needed?</a>&nbsp;And was this a soft or hard reset?</p> <p>Regards,</p> <p>Elfving</p><div style="clear:both;"></div>