@I_hate_you wrote:
My 10 year Alcatel phone shows Sim not valid for new and replacement sims .My 20 year old Alcatel phone does recognise the new sim but asks for a network key . I should not have to use a 20 year old phone to use this new sim or buy a new phone .
This is a classic case of not researching this change properly before implementing .
Do you honestly think that a company would test on 10 and 20 year old phones?!
Your username says it all...