https://community.sony.dk/t5/c-series/c5303-network/m-p/3626728#M7726 <P>That didn't go as planned..</P><P>I have a sony experia c5303, I haven't used it in years and recently tried putting in a new sim, but I get the nework locked message.I've tried contacting O2 who were (I Think) previous network suppliers but they ask me for information that i don't have, I have changed phone numbers and email providers and cannot remember original details, Howdo I get this sorted?</P> Fri, 25 Jan 2019 15:11:23 GMT DS28 2019-01-25T15:11:23Z https://community.sony.dk/t5/c-series/c5303-network/m-p/3626728#M7726 <P>That didn't go as planned..</P><P>I have a sony experia c5303, I haven't used it in years and recently tried putting in a new sim, but I get the nework locked message.I've tried contacting O2 who were (I Think) previous network suppliers but they ask me for information that i don't have, I have changed phone numbers and email providers and cannot remember original details, Howdo I get this sorted?</P> Fri, 25 Jan 2019 15:11:23 GMT https://community.sony.dk/t5/c-series/c5303-network/m-p/3626728#M7726 DS28 2019-01-25T15:11:23Z