https://community.bt.com/t5/BT-Devices/BT8500-phone-forgotten-PIN-number-How-do-I-change-it/m-p/2312581#M30693 <P>I need to reset call guardian but have forgotten the PIN number to access the system on the handset</P> Fri, 01 Sep 2023 17:34:34 GMT popsycle 2023-09-01T17:34:34Z https://community.bt.com/t5/BT-Devices/BT8500-phone-forgotten-PIN-number-How-do-I-change-it/m-p/2312581#M30693 <P>I need to reset call guardian but have forgotten the PIN number to access the system on the handset</P> Fri, 01 Sep 2023 17:34:34 GMT https://community.bt.com/t5/BT-Devices/BT8500-phone-forgotten-PIN-number-How-do-I-change-it/m-p/2312581#M30693 popsycle 2023-09-01T17:34:34Z https://community.bt.com/t5/BT-Devices/BT8500-phone-forgotten-PIN-number-How-do-I-change-it/m-p/2312602#M30694 <P>Hi <SPAN style="background: var(--ck-color-mention-background); color: var(--ck-color-mention-text);"><a href="https://community.bt.com/t5/user/viewprofilepage/user-id/321098">@popsycle</a></SPAN>, welcome to the forum and thanks for posting.</P> <P>I've had a look at the user guide and around the forum and found this previous thread which the user resolved by resetting the Base station. It may help you resolve this.</P> <P><A href="https://community.bt.com/t5/BT-Devices/lost-pin-for-call-control-on-BT-advanced-cordless-phone/td-p/2204599" target="_blank">Solved: lost pin for call control on BT advanced cordless... - BT Community</A></P> <P>Cheers</P> <P>John</P> Fri, 01 Sep 2023 19:16:07 GMT https://community.bt.com/t5/BT-Devices/BT8500-phone-forgotten-PIN-number-How-do-I-change-it/m-p/2312602#M30694 JohnC2 2023-09-01T19:16:07Z https://community.bt.com/t5/BT-Devices/BT8500-phone-forgotten-PIN-number-How-do-I-change-it/m-p/2424695#M33405 Fri, 14 Feb 2025 13:42:31 GMT https://community.bt.com/t5/BT-Devices/BT8500-phone-forgotten-PIN-number-How-do-I-change-it/m-p/2424695#M33405 Bobbo29 2025-02-14T13:42:31Z