sim problem

[BimacGhana]

Please mine is dual.my sim is not working in my Lumia Phone 535. but works in other phones. Please help me solve this problem since it is costing alot of money in loading airtime

 

[jmshub]

Can you explain what is happening? We can't help answer a problem when we have no context.

However, SIM issues may require contacting your cellular provider, as it's often an issue on their end.

 

[TechFreak1]

Please mine is dual.my sim is not working in my Lumia Phone 535. but works in other phones. Please help me solve this problem since it is costing alot of money in loading airtime

What is the problem, how is it not working?

Can you please specify as your post is pretty vague.