https://community.o2.co.uk/t5/Tech-Support/Connection-problem-from-landline/m-p/1719060#M48236 <P>Sounds like your phone is not connected to the network when the call is being routed through&nbsp;<a href="https://community.o2.co.uk/t5/user/viewprofilepage/user-id/3270001">@Mike-B</a>&nbsp;- when you check your phone you are causing it to "wake up" and doing so connects to the network.</P> <P>First thing to do is try a new sim card - the best way of getting one is to visit your local store with photo ID.</P> <P>If that doesn't solve it, try putting your sim in a different phone to rule that out as well.</P> Tue, 21 May 2024 13:36:36 GMT gmarkj 2024-05-21T13:36:36Z https://community.o2.co.uk/t5/Tech-Support/Connection-problem-from-landline/m-p/1719026#M48235 <P>When I call my O2 mobile (REMOVED) from my home phone (Talktalk REMOVED) I always get a message from O2 saying that it is impossible to connect even though the mobile is working correctly otherwise. I cannot understand this and cannot correct the problem. Please help</P> Tue, 21 May 2024 13:01:21 GMT https://community.o2.co.uk/t5/Tech-Support/Connection-problem-from-landline/m-p/1719026#M48235 Mike-B 2024-05-21T13:01:21Z https://community.o2.co.uk/t5/Tech-Support/Connection-problem-from-landline/m-p/1719060#M48236 <P>Sounds like your phone is not connected to the network when the call is being routed through&nbsp;<a href="https://community.o2.co.uk/t5/user/viewprofilepage/user-id/3270001">@Mike-B</a>&nbsp;- when you check your phone you are causing it to "wake up" and doing so connects to the network.</P> <P>First thing to do is try a new sim card - the best way of getting one is to visit your local store with photo ID.</P> <P>If that doesn't solve it, try putting your sim in a different phone to rule that out as well.</P> Tue, 21 May 2024 13:36:36 GMT https://community.o2.co.uk/t5/Tech-Support/Connection-problem-from-landline/m-p/1719060#M48236 gmarkj 2024-05-21T13:36:36Z